91991408

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1025

約数の個数: 40

約数和(自身を含む): 183470400

約数和(自身を除く): 91478992

約数列:

[1, 2, 4, 8, 16, 47, 94, 149, 188, 298, 376, 596, 752, 821, 1192, 1642, 2384, 3284, 6568, 7003, 13136, 14006, 28012, 38587, 56024, 77174, 112048, 122329, 154348, 244658, 308696, 489316, 617392, 978632, 1957264, 5749463, 11498926, 22997852, 45995704, 91991408]

約数ペア:

[(1, 91991408), (2, 45995704), (4, 22997852), (8, 11498926), (16, 5749463), (47, 1957264), (94, 978632), (149, 617392), (188, 489316), (298, 308696), (376, 244658), (596, 154348), (752, 122329), (821, 112048), (1192, 77174), (1642, 56024), (2384, 38587), (3284, 28012), (6568, 14006), (7003, 13136)]