28618408

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2069}}^1$

素因数の和:2114

約数の個数: 64

約数和(自身を含む): 69552000

約数和(自身を除く): 40933592

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 2069, 3458, 4138, 6916, 8276, 13832, 14483, 16552, 26897, 28966, 39311, 53794, 57932, 78622, 107588, 115864, 157244, 188279, 215176, 275177, 314488, 376558, 511043, 550354, 753116, 1022086, 1100708, 1506232, 2044172, 2201416, 3577301, 4088344, 7154602, 14309204, 28618408]

約数ペア:

[(1, 28618408), (2, 14309204), (4, 7154602), (7, 4088344), (8, 3577301), (13, 2201416), (14, 2044172), (19, 1506232), (26, 1100708), (28, 1022086), (38, 753116), (52, 550354), (56, 511043), (76, 376558), (91, 314488), (104, 275177), (133, 215176), (152, 188279), (182, 157244), (247, 115864), (266, 107588), (364, 78622), (494, 57932), (532, 53794), (728, 39311), (988, 28966), (1064, 26897), (1729, 16552), (1976, 14483), (2069, 13832), (3458, 8276), (4138, 6916)]