920381025

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{261101}}^1$

素因数の和:261161

約数の個数: 24

約数和(自身を含む): 1554079104

約数和(自身を除く): 633698079

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 261101, 783303, 1305505, 3916515, 6527525, 12271747, 19582575, 36815241, 61358735, 184076205, 306793675, 920381025]

約数ペア:

[(1, 920381025), (3, 306793675), (5, 184076205), (15, 61358735), (25, 36815241), (47, 19582575), (75, 12271747), (141, 6527525), (235, 3916515), (705, 1305505), (1175, 783303), (3525, 261101)]