161874468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{642359}}^1$

素因数の和:642376

約数の個数: 36

約数和(自身を含む): 467638080

約数和(自身を除く): 305763612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 642359, 1284718, 1927077, 2569436, 3854154, 4496513, 5781231, 7708308, 8993026, 11562462, 13489539, 17986052, 23124924, 26979078, 40468617, 53958156, 80937234, 161874468]

約数ペア:

[(1, 161874468), (2, 80937234), (3, 53958156), (4, 40468617), (6, 26979078), (7, 23124924), (9, 17986052), (12, 13489539), (14, 11562462), (18, 8993026), (21, 7708308), (28, 5781231), (36, 4496513), (42, 3854154), (63, 2569436), (84, 1927077), (126, 1284718), (252, 642359)]