28683616

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 64520064

約数和(自身を除く): 35836448

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 191, 208, 247, 304, 361, 382, 416, 494, 608, 722, 764, 988, 1444, 1528, 1976, 2483, 2888, 3056, 3629, 3952, 4693, 4966, 5776, 6112, 7258, 7904, 9386, 9932, 11552, 14516, 18772, 19864, 29032, 37544, 39728, 47177, 58064, 68951, 75088, 79456, 94354, 116128, 137902, 150176, 188708, 275804, 377416, 551608, 754832, 896363, 1103216, 1509664, 1792726, 2206432, 3585452, 7170904, 14341808, 28683616]

約数ペア:

[(1, 28683616), (2, 14341808), (4, 7170904), (8, 3585452), (13, 2206432), (16, 1792726), (19, 1509664), (26, 1103216), (32, 896363), (38, 754832), (52, 551608), (76, 377416), (104, 275804), (152, 188708), (191, 150176), (208, 137902), (247, 116128), (304, 94354), (361, 79456), (382, 75088), (416, 68951), (494, 58064), (608, 47177), (722, 39728), (764, 37544), (988, 29032), (1444, 19864), (1528, 18772), (1976, 14516), (2483, 11552), (2888, 9932), (3056, 9386), (3629, 7904), (3952, 7258), (4693, 6112), (4966, 5776)]