1031320874857

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{131639}}^1$

素因数の和:131931

約数の個数: 40

約数和(自身を含む): 1300857001920

約数和(自身を除く): 269536127063

約数列:

[1, 7, 13, 49, 91, 251, 343, 637, 1757, 2401, 3263, 4459, 12299, 22841, 31213, 86093, 131639, 159887, 602651, 921473, 1119209, 1711307, 6450311, 7834463, 11979149, 33041389, 45152177, 83854043, 231289723, 316065239, 429538057, 586978301, 1619028061, 3006766399, 4108848107, 11333196427, 21047364793, 79332374989, 147331553551, 1031320874857]

約数ペア:

[(1, 1031320874857), (7, 147331553551), (13, 79332374989), (49, 21047364793), (91, 11333196427), (251, 4108848107), (343, 3006766399), (637, 1619028061), (1757, 586978301), (2401, 429538057), (3263, 316065239), (4459, 231289723), (12299, 83854043), (22841, 45152177), (31213, 33041389), (86093, 11979149), (131639, 7834463), (159887, 6450311), (602651, 1711307), (921473, 1119209)]