84880770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{217643}}^1$

素因数の和:217666

約数の個数: 32

約数和(自身を含む): 219385152

約数和(自身を除く): 134504382

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 217643, 435286, 652929, 1088215, 1305858, 2176430, 2829359, 3264645, 5658718, 6529290, 8488077, 14146795, 16976154, 28293590, 42440385, 84880770]

約数ペア:

[(1, 84880770), (2, 42440385), (3, 28293590), (5, 16976154), (6, 14146795), (10, 8488077), (13, 6529290), (15, 5658718), (26, 3264645), (30, 2829359), (39, 2176430), (65, 1305858), (78, 1088215), (130, 652929), (195, 435286), (390, 217643)]