15815142

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 42134400

約数和(自身を除く): 26319258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 49, 54, 63, 86, 98, 126, 129, 139, 147, 189, 258, 278, 294, 301, 378, 387, 417, 441, 602, 774, 834, 882, 903, 973, 1161, 1251, 1323, 1806, 1946, 2107, 2322, 2502, 2646, 2709, 2919, 3753, 4214, 5418, 5838, 5977, 6321, 6811, 7506, 8127, 8757, 11954, 12642, 13622, 16254, 17514, 17931, 18963, 20433, 26271, 35862, 37926, 40866, 41839, 52542, 53793, 56889, 61299, 83678, 107586, 113778, 122598, 125517, 161379, 183897, 251034, 292873, 322758, 367794, 376551, 585746, 753102, 878619, 1129653, 1757238, 2259306, 2635857, 5271714, 7907571, 15815142]

約数ペア:

[(1, 15815142), (2, 7907571), (3, 5271714), (6, 2635857), (7, 2259306), (9, 1757238), (14, 1129653), (18, 878619), (21, 753102), (27, 585746), (42, 376551), (43, 367794), (49, 322758), (54, 292873), (63, 251034), (86, 183897), (98, 161379), (126, 125517), (129, 122598), (139, 113778), (147, 107586), (189, 83678), (258, 61299), (278, 56889), (294, 53793), (301, 52542), (378, 41839), (387, 40866), (417, 37926), (441, 35862), (602, 26271), (774, 20433), (834, 18963), (882, 17931), (903, 17514), (973, 16254), (1161, 13622), (1251, 12642), (1323, 11954), (1806, 8757), (1946, 8127), (2107, 7506), (2322, 6811), (2502, 6321), (2646, 5977), (2709, 5838), (2919, 5418), (3753, 4214)]