31313475

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4799}}^1$

素因数の和:4844

約数の個数: 36

約数和(自身を含む): 58032000

約数和(自身を除く): 26718525

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 4799, 6525, 14397, 23995, 43191, 71985, 119975, 139171, 215955, 359925, 417513, 695855, 1079775, 1252539, 2087565, 3479275, 6262695, 10437825, 31313475]

約数ペア:

[(1, 31313475), (3, 10437825), (5, 6262695), (9, 3479275), (15, 2087565), (25, 1252539), (29, 1079775), (45, 695855), (75, 417513), (87, 359925), (145, 215955), (225, 139171), (261, 119975), (435, 71985), (725, 43191), (1305, 23995), (2175, 14397), (4799, 6525)]