1335412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 2564072

約数和(自身を除く): 1228660

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 421, 793, 842, 1586, 1684, 3172, 5473, 10946, 21892, 25681, 51362, 102724, 333853, 667706, 1335412]

約数ペア:

[(1, 1335412), (2, 667706), (4, 333853), (13, 102724), (26, 51362), (52, 25681), (61, 21892), (122, 10946), (244, 5473), (421, 3172), (793, 1684), (842, 1586)]