1285207976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{301409}}^1$

素因数の和:301469

約数の個数: 32

約数和(自身を含む): 2658436200

約数和(自身を除く): 1373228224

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 301409, 602818, 1205636, 2411272, 3918317, 7836634, 12357769, 15673268, 24715538, 31346536, 49431076, 98862152, 160650997, 321301994, 642603988, 1285207976]

約数ペア:

[(1, 1285207976), (2, 642603988), (4, 321301994), (8, 160650997), (13, 98862152), (26, 49431076), (41, 31346536), (52, 24715538), (82, 15673268), (104, 12357769), (164, 7836634), (328, 3918317), (533, 2411272), (1066, 1205636), (2132, 602818), (4264, 301409)]