28974868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 58741200

約数和(自身を除く): 29766332

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 73, 146, 221, 292, 442, 449, 884, 898, 949, 1241, 1796, 1898, 2482, 3796, 4964, 5837, 7633, 11674, 15266, 16133, 23348, 30532, 32266, 32777, 64532, 65554, 99229, 131108, 198458, 396916, 426101, 557209, 852202, 1114418, 1704404, 2228836, 7243717, 14487434, 28974868]

約数ペア:

[(1, 28974868), (2, 14487434), (4, 7243717), (13, 2228836), (17, 1704404), (26, 1114418), (34, 852202), (52, 557209), (68, 426101), (73, 396916), (146, 198458), (221, 131108), (292, 99229), (442, 65554), (449, 64532), (884, 32777), (898, 32266), (949, 30532), (1241, 23348), (1796, 16133), (1898, 15266), (2482, 11674), (3796, 7633), (4964, 5837)]