28037416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 60192000

約数和(自身を除く): 32154584

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 79, 88, 109, 148, 158, 218, 296, 316, 407, 436, 632, 814, 869, 872, 1199, 1628, 1738, 2398, 2923, 3256, 3476, 4033, 4796, 5846, 6952, 8066, 8611, 9592, 11692, 16132, 17222, 23384, 32153, 32264, 34444, 44363, 64306, 68888, 88726, 94721, 128612, 177452, 189442, 257224, 318607, 354904, 378884, 637214, 757768, 1274428, 2548856, 3504677, 7009354, 14018708, 28037416]

約数ペア:

[(1, 28037416), (2, 14018708), (4, 7009354), (8, 3504677), (11, 2548856), (22, 1274428), (37, 757768), (44, 637214), (74, 378884), (79, 354904), (88, 318607), (109, 257224), (148, 189442), (158, 177452), (218, 128612), (296, 94721), (316, 88726), (407, 68888), (436, 64306), (632, 44363), (814, 34444), (869, 32264), (872, 32153), (1199, 23384), (1628, 17222), (1738, 16132), (2398, 11692), (2923, 9592), (3256, 8611), (3476, 8066), (4033, 6952), (4796, 5846)]