406127610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{644647}}^1$

素因数の和:644667

約数の個数: 48

約数和(自身を含む): 1206781056

約数和(自身を除く): 800653446

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 644647, 1289294, 1933941, 3223235, 3867882, 4512529, 5801823, 6446470, 9025058, 9669705, 11603646, 13537587, 19339410, 22562645, 27075174, 29009115, 40612761, 45125290, 58018230, 67687935, 81225522, 135375870, 203063805, 406127610]

約数ペア:

[(1, 406127610), (2, 203063805), (3, 135375870), (5, 81225522), (6, 67687935), (7, 58018230), (9, 45125290), (10, 40612761), (14, 29009115), (15, 27075174), (18, 22562645), (21, 19339410), (30, 13537587), (35, 11603646), (42, 9669705), (45, 9025058), (63, 6446470), (70, 5801823), (90, 4512529), (105, 3867882), (126, 3223235), (210, 1933941), (315, 1289294), (630, 644647)]