42917238

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 123243120

約数和(自身を除く): 80325882

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 49, 57, 63, 78, 91, 98, 114, 117, 126, 133, 147, 171, 182, 197, 234, 247, 266, 273, 294, 342, 394, 399, 441, 494, 546, 591, 637, 741, 798, 819, 882, 931, 1182, 1197, 1274, 1379, 1482, 1638, 1729, 1773, 1862, 1911, 2223, 2394, 2561, 2758, 2793, 3458, 3546, 3743, 3822, 4137, 4446, 5122, 5187, 5586, 5733, 7486, 7683, 8274, 8379, 9653, 10374, 11229, 11466, 12103, 12411, 15366, 15561, 16758, 17927, 19306, 22458, 23049, 24206, 24822, 26201, 28959, 31122, 33687, 35854, 36309, 46098, 48659, 52402, 53781, 57918, 67374, 72618, 78603, 86877, 97318, 107562, 108927, 125489, 145977, 157206, 161343, 173754, 183407, 217854, 235809, 250978, 291954, 322686, 340613, 366814, 376467, 437931, 471618, 550221, 681226, 752934, 875862, 1021839, 1100442, 1129401, 1650663, 2043678, 2258802, 2384291, 3065517, 3301326, 4768582, 6131034, 7152873, 14305746, 21458619, 42917238]

約数ペア:

[(1, 42917238), (2, 21458619), (3, 14305746), (6, 7152873), (7, 6131034), (9, 4768582), (13, 3301326), (14, 3065517), (18, 2384291), (19, 2258802), (21, 2043678), (26, 1650663), (38, 1129401), (39, 1100442), (42, 1021839), (49, 875862), (57, 752934), (63, 681226), (78, 550221), (91, 471618), (98, 437931), (114, 376467), (117, 366814), (126, 340613), (133, 322686), (147, 291954), (171, 250978), (182, 235809), (197, 217854), (234, 183407), (247, 173754), (266, 161343), (273, 157206), (294, 145977), (342, 125489), (394, 108927), (399, 107562), (441, 97318), (494, 86877), (546, 78603), (591, 72618), (637, 67374), (741, 57918), (798, 53781), (819, 52402), (882, 48659), (931, 46098), (1182, 36309), (1197, 35854), (1274, 33687), (1379, 31122), (1482, 28959), (1638, 26201), (1729, 24822), (1773, 24206), (1862, 23049), (1911, 22458), (2223, 19306), (2394, 17927), (2561, 16758), (2758, 15561), (2793, 15366), (3458, 12411), (3546, 12103), (3743, 11466), (3822, 11229), (4137, 10374), (4446, 9653), (5122, 8379), (5187, 8274), (5586, 7683), (5733, 7486)]