1291296316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{70501}}^1$

素因数の和:70765

約数の個数: 24

約数和(自身を含む): 2388607760

約数和(自身を除く): 1097311444

約数列:

[1, 2, 4, 19, 38, 76, 241, 482, 964, 4579, 9158, 18316, 70501, 141002, 282004, 1339519, 2679038, 5358076, 16990741, 33981482, 67962964, 322824079, 645648158, 1291296316]

約数ペア:

[(1, 1291296316), (2, 645648158), (4, 322824079), (19, 67962964), (38, 33981482), (76, 16990741), (241, 5358076), (482, 2679038), (964, 1339519), (4579, 282004), (9158, 141002), (18316, 70501)]