13871728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3923}}^1$

素因数の和:3961

約数の個数: 40

約数和(自身を含む): 30654288

約数和(自身を除く): 16782560

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 3923, 7846, 15692, 31384, 50999, 62768, 66691, 101998, 133382, 203996, 266764, 407992, 533528, 815984, 866983, 1067056, 1733966, 3467932, 6935864, 13871728]

約数ペア:

[(1, 13871728), (2, 6935864), (4, 3467932), (8, 1733966), (13, 1067056), (16, 866983), (17, 815984), (26, 533528), (34, 407992), (52, 266764), (68, 203996), (104, 133382), (136, 101998), (208, 66691), (221, 62768), (272, 50999), (442, 31384), (884, 15692), (1768, 7846), (3536, 3923)]