66540747

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1093}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 109785088

約数和(自身を除く): 43244341

約数列:

[1, 3, 7, 13, 21, 39, 91, 223, 273, 669, 1093, 1561, 2899, 3279, 4683, 7651, 8697, 14209, 20293, 22953, 42627, 60879, 99463, 243739, 298389, 731217, 1706173, 3168607, 5118519, 9505821, 22180249, 66540747]

約数ペア:

[(1, 66540747), (3, 22180249), (7, 9505821), (13, 5118519), (21, 3168607), (39, 1706173), (91, 731217), (223, 298389), (273, 243739), (669, 99463), (1093, 60879), (1561, 42627), (2899, 22953), (3279, 20293), (4683, 14209), (7651, 8697)]