221631228

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7517}}^1$

素因数の和:7553

約数の個数: 120

約数和(自身を含む): 713187552

約数和(自身を除く): 491556324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 702, 756, 819, 1053, 1092, 1134, 1404, 1638, 2106, 2268, 2457, 3276, 4212, 4914, 7371, 7517, 9828, 14742, 15034, 22551, 29484, 30068, 45102, 52619, 67653, 90204, 97721, 105238, 135306, 157857, 195442, 202959, 210476, 270612, 293163, 315714, 390884, 405918, 473571, 586326, 608877, 631428, 684047, 811836, 879489, 947142, 1172652, 1217754, 1368094, 1420713, 1758978, 1894284, 2052141, 2435508, 2638467, 2736188, 2841426, 3517956, 4104282, 4262139, 5276934, 5682852, 6156423, 7915401, 8208564, 8524278, 10553868, 12312846, 15830802, 17048556, 18469269, 24625692, 31661604, 36938538, 55407807, 73877076, 110815614, 221631228]

約数ペア:

[(1, 221631228), (2, 110815614), (3, 73877076), (4, 55407807), (6, 36938538), (7, 31661604), (9, 24625692), (12, 18469269), (13, 17048556), (14, 15830802), (18, 12312846), (21, 10553868), (26, 8524278), (27, 8208564), (28, 7915401), (36, 6156423), (39, 5682852), (42, 5276934), (52, 4262139), (54, 4104282), (63, 3517956), (78, 2841426), (81, 2736188), (84, 2638467), (91, 2435508), (108, 2052141), (117, 1894284), (126, 1758978), (156, 1420713), (162, 1368094), (182, 1217754), (189, 1172652), (234, 947142), (252, 879489), (273, 811836), (324, 684047), (351, 631428), (364, 608877), (378, 586326), (468, 473571), (546, 405918), (567, 390884), (702, 315714), (756, 293163), (819, 270612), (1053, 210476), (1092, 202959), (1134, 195442), (1404, 157857), (1638, 135306), (2106, 105238), (2268, 97721), (2457, 90204), (3276, 67653), (4212, 52619), (4914, 45102), (7371, 30068), (7517, 29484), (9828, 22551), (14742, 15034)]