1305668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 2991744

約数和(自身を除く): 1686076

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 211, 221, 238, 364, 422, 442, 476, 844, 884, 1477, 1547, 2743, 2954, 3094, 3587, 5486, 5908, 6188, 7174, 10972, 14348, 19201, 25109, 38402, 46631, 50218, 76804, 93262, 100436, 186524, 326417, 652834, 1305668]

約数ペア:

[(1, 1305668), (2, 652834), (4, 326417), (7, 186524), (13, 100436), (14, 93262), (17, 76804), (26, 50218), (28, 46631), (34, 38402), (52, 25109), (68, 19201), (91, 14348), (119, 10972), (182, 7174), (211, 6188), (221, 5908), (238, 5486), (364, 3587), (422, 3094), (442, 2954), (476, 2743), (844, 1547), (884, 1477)]