40625865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{128971}}^1$

素因数の和:128989

約数の個数: 24

約数和(自身を含む): 80478528

約数和(自身を除く): 39852663

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 128971, 386913, 644855, 902797, 1160739, 1934565, 2708391, 4513985, 5803695, 8125173, 13541955, 40625865]

約数ペア:

[(1, 40625865), (3, 13541955), (5, 8125173), (7, 5803695), (9, 4513985), (15, 2708391), (21, 1934565), (35, 1160739), (45, 902797), (63, 644855), (105, 386913), (315, 128971)]