261836484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{691}}^1$

素因数の和:1065

約数の個数: 96

約数和(自身を含む): 755198976

約数和(自身を除く): 493362492

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 347, 364, 546, 691, 694, 1041, 1092, 1382, 1388, 2073, 2082, 2429, 2764, 4146, 4164, 4511, 4837, 4858, 7287, 8292, 8983, 9022, 9674, 9716, 13533, 14511, 14574, 17966, 18044, 19348, 26949, 27066, 29022, 29148, 31577, 35932, 53898, 54132, 58044, 62881, 63154, 94731, 107796, 125762, 126308, 188643, 189462, 239777, 251524, 377286, 378924, 479554, 719331, 754572, 959108, 1438662, 1678439, 2877324, 3117101, 3356878, 5035317, 6234202, 6713756, 9351303, 10070634, 12468404, 18702606, 20141268, 21819707, 37405212, 43639414, 65459121, 87278828, 130918242, 261836484]

約数ペア:

[(1, 261836484), (2, 130918242), (3, 87278828), (4, 65459121), (6, 43639414), (7, 37405212), (12, 21819707), (13, 20141268), (14, 18702606), (21, 12468404), (26, 10070634), (28, 9351303), (39, 6713756), (42, 6234202), (52, 5035317), (78, 3356878), (84, 3117101), (91, 2877324), (156, 1678439), (182, 1438662), (273, 959108), (347, 754572), (364, 719331), (546, 479554), (691, 378924), (694, 377286), (1041, 251524), (1092, 239777), (1382, 189462), (1388, 188643), (2073, 126308), (2082, 125762), (2429, 107796), (2764, 94731), (4146, 63154), (4164, 62881), (4511, 58044), (4837, 54132), (4858, 53898), (7287, 35932), (8292, 31577), (8983, 29148), (9022, 29022), (9674, 27066), (9716, 26949), (13533, 19348), (14511, 18044), (14574, 17966)]