4439968

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 36

約数和(自身を含む): 9476838

約数和(自身を除く): 5036870

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 821, 1352, 1642, 2704, 3284, 5408, 6568, 10673, 13136, 21346, 26272, 42692, 85384, 138749, 170768, 277498, 341536, 554996, 1109992, 2219984, 4439968]

約数ペア:

[(1, 4439968), (2, 2219984), (4, 1109992), (8, 554996), (13, 341536), (16, 277498), (26, 170768), (32, 138749), (52, 85384), (104, 42692), (169, 26272), (208, 21346), (338, 13136), (416, 10673), (676, 6568), (821, 5408), (1352, 3284), (1642, 2704)]