291407172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 802013184

約数和(自身を除く): 510606012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 191, 246, 287, 382, 443, 492, 573, 574, 764, 861, 886, 1146, 1148, 1329, 1337, 1722, 1772, 2292, 2658, 2674, 3101, 3444, 4011, 5316, 5348, 6202, 7831, 8022, 9303, 12404, 15662, 16044, 18163, 18606, 23493, 31324, 36326, 37212, 46986, 54489, 54817, 72652, 84613, 93972, 108978, 109634, 127141, 164451, 169226, 217956, 219268, 253839, 254282, 328902, 338452, 381423, 507678, 508564, 592291, 657804, 762846, 1015356, 1184582, 1525692, 1776873, 2369164, 3469133, 3553746, 6938266, 7107492, 10407399, 13876532, 20814798, 24283931, 41629596, 48567862, 72851793, 97135724, 145703586, 291407172]

約数ペア:

[(1, 291407172), (2, 145703586), (3, 97135724), (4, 72851793), (6, 48567862), (7, 41629596), (12, 24283931), (14, 20814798), (21, 13876532), (28, 10407399), (41, 7107492), (42, 6938266), (82, 3553746), (84, 3469133), (123, 2369164), (164, 1776873), (191, 1525692), (246, 1184582), (287, 1015356), (382, 762846), (443, 657804), (492, 592291), (573, 508564), (574, 507678), (764, 381423), (861, 338452), (886, 328902), (1146, 254282), (1148, 253839), (1329, 219268), (1337, 217956), (1722, 169226), (1772, 164451), (2292, 127141), (2658, 109634), (2674, 108978), (3101, 93972), (3444, 84613), (4011, 72652), (5316, 54817), (5348, 54489), (6202, 46986), (7831, 37212), (8022, 36326), (9303, 31324), (12404, 23493), (15662, 18606), (16044, 18163)]