72743475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{138559}}^1$

素因数の和:138579

約数の個数: 24

約数和(自身を含む): 137451520

約数和(自身を除く): 64708045

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 138559, 415677, 692795, 969913, 2078385, 2909739, 3463975, 4849565, 10391925, 14548695, 24247825, 72743475]

約数ペア:

[(1, 72743475), (3, 24247825), (5, 14548695), (7, 10391925), (15, 4849565), (21, 3463975), (25, 2909739), (35, 2078385), (75, 969913), (105, 692795), (175, 415677), (525, 138559)]