239672888

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 555145920

約数和(自身を除く): 315473032

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 401, 728, 802, 821, 1604, 1642, 2807, 3208, 3284, 5213, 5614, 5747, 6568, 10426, 10673, 11228, 11494, 20852, 21346, 22456, 22988, 36491, 41704, 42692, 45976, 72982, 74711, 85384, 145964, 149422, 291928, 298844, 329221, 597688, 658442, 1316884, 2304547, 2633768, 4279873, 4609094, 8559746, 9218188, 17119492, 18436376, 29959111, 34238984, 59918222, 119836444, 239672888]

約数ペア:

[(1, 239672888), (2, 119836444), (4, 59918222), (7, 34238984), (8, 29959111), (13, 18436376), (14, 17119492), (26, 9218188), (28, 8559746), (52, 4609094), (56, 4279873), (91, 2633768), (104, 2304547), (182, 1316884), (364, 658442), (401, 597688), (728, 329221), (802, 298844), (821, 291928), (1604, 149422), (1642, 145964), (2807, 85384), (3208, 74711), (3284, 72982), (5213, 45976), (5614, 42692), (5747, 41704), (6568, 36491), (10426, 22988), (10673, 22456), (11228, 21346), (11494, 20852)]