420847011

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{1021}}^1$

素因数の和:1324

約数の個数: 36

約数和(自身を含む): 661323936

約数和(自身を除く): 240476925

約数列:

[1, 3, 9, 13, 39, 117, 169, 271, 507, 813, 1021, 1521, 2439, 3063, 3523, 9189, 10569, 13273, 31707, 39819, 45799, 119457, 137397, 172549, 276691, 412191, 517647, 830073, 1552941, 2490219, 3596983, 10790949, 32372847, 46760779, 140282337, 420847011]

約数ペア:

[(1, 420847011), (3, 140282337), (9, 46760779), (13, 32372847), (39, 10790949), (117, 3596983), (169, 2490219), (271, 1552941), (507, 830073), (813, 517647), (1021, 412191), (1521, 276691), (2439, 172549), (3063, 137397), (3523, 119457), (9189, 45799), (10569, 39819), (13273, 31707)]