253372266

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{670297}}^1$

素因数の和:670315

約数の個数: 32

約数和(自身を含む): 643486080

約数和(自身を除く): 390113814

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 670297, 1340594, 2010891, 4021782, 4692079, 6032673, 9384158, 12065346, 14076237, 18098019, 28152474, 36196038, 42228711, 84457422, 126686133, 253372266]

約数ペア:

[(1, 253372266), (2, 126686133), (3, 84457422), (6, 42228711), (7, 36196038), (9, 28152474), (14, 18098019), (18, 14076237), (21, 12065346), (27, 9384158), (42, 6032673), (54, 4692079), (63, 4021782), (126, 2010891), (189, 1340594), (378, 670297)]