128897276

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{8831}}^1$

素因数の和:8965

約数の個数: 24

約数和(自身を含む): 233694720

約数和(自身を除く): 104797444

約数列:

[1, 2, 4, 41, 82, 89, 164, 178, 356, 3649, 7298, 8831, 14596, 17662, 35324, 362071, 724142, 785959, 1448284, 1571918, 3143836, 32224319, 64448638, 128897276]

約数ペア:

[(1, 128897276), (2, 64448638), (4, 32224319), (41, 3143836), (82, 1571918), (89, 1448284), (164, 785959), (178, 724142), (356, 362071), (3649, 35324), (7298, 17662), (8831, 14596)]