28804927151

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1\times {\mathrm{1151}}^1$

素因数の和:2292

約数の個数: 64

約数和(自身を含む): 40428896256

約数和(自身を除く): 11623969105

約数列:

[1, 7, 11, 13, 23, 77, 91, 143, 161, 253, 299, 1001, 1087, 1151, 1771, 2093, 3289, 7609, 8057, 11957, 12661, 14131, 14963, 23023, 25001, 26473, 83699, 88627, 98917, 104741, 155441, 164593, 175007, 185311, 275011, 291203, 325013, 344149, 1088087, 1152151, 1251137, 1925077, 2038421, 2275091, 2409043, 3575143, 3785639, 8757959, 13762507, 16264781, 25026001, 26499473, 28776151, 96337549, 113853467, 178912591, 201433057, 316537661, 374089963, 1252388137, 2215763627, 2618629741, 4114989593, 28804927151]

約数ペア:

[(1, 28804927151), (7, 4114989593), (11, 2618629741), (13, 2215763627), (23, 1252388137), (77, 374089963), (91, 316537661), (143, 201433057), (161, 178912591), (253, 113853467), (299, 96337549), (1001, 28776151), (1087, 26499473), (1151, 25026001), (1771, 16264781), (2093, 13762507), (3289, 8757959), (7609, 3785639), (8057, 3575143), (11957, 2409043), (12661, 2275091), (14131, 2038421), (14963, 1925077), (23023, 1251137), (25001, 1152151), (26473, 1088087), (83699, 344149), (88627, 325013), (98917, 291203), (104741, 275011), (155441, 185311), (164593, 175007)]