646189011

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 1024732800

約数和(自身を除く): 378543789

約数列:

[1, 3, 9, 13, 39, 101, 117, 149, 303, 367, 447, 909, 1101, 1313, 1341, 1937, 3303, 3939, 4771, 5811, 11817, 14313, 15049, 17433, 37067, 42939, 45147, 54683, 111201, 135441, 164049, 195637, 333603, 481871, 492147, 586911, 710879, 1445613, 1760733, 2132637, 4336839, 5522983, 6397911, 16568949, 49706847, 71798779, 215396337, 646189011]

約数ペア:

[(1, 646189011), (3, 215396337), (9, 71798779), (13, 49706847), (39, 16568949), (101, 6397911), (117, 5522983), (149, 4336839), (303, 2132637), (367, 1760733), (447, 1445613), (909, 710879), (1101, 586911), (1313, 492147), (1341, 481871), (1937, 333603), (3303, 195637), (3939, 164049), (4771, 135441), (5811, 111201), (11817, 54683), (14313, 45147), (15049, 42939), (17433, 37067)]