289432290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1378249}}^1$

素因数の和:1378266

約数の個数: 32

約数和(自身を含む): 793872000

約数和(自身を除く): 504439710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1378249, 2756498, 4134747, 6891245, 8269494, 9647743, 13782490, 19295486, 20673735, 28943229, 41347470, 48238715, 57886458, 96477430, 144716145, 289432290]

約数ペア:

[(1, 289432290), (2, 144716145), (3, 96477430), (5, 57886458), (6, 48238715), (7, 41347470), (10, 28943229), (14, 20673735), (15, 19295486), (21, 13782490), (30, 9647743), (35, 8269494), (42, 6891245), (70, 4134747), (105, 2756498), (210, 1378249)]