20161102185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{294947}}^1$

素因数の和:295003

約数の個数: 72

約数和(自身を含む): 41962841856

約数和(自身を除く): 21801739671

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 1085, 1395, 1519, 1953, 2205, 3255, 4557, 7595, 9765, 13671, 22785, 68355, 294947, 884841, 1474735, 2064629, 2654523, 4424205, 6193887, 9143357, 10323145, 13272615, 14452403, 18581661, 27430071, 30969435, 43357209, 45716785, 64003499, 72262015, 82290213, 92908305, 130071627, 137150355, 192010497, 216786045, 320017495, 411451065, 448024493, 576031491, 650358135, 960052485, 1344073479, 2240122465, 2880157455, 4032220437, 6720367395, 20161102185]

約数ペア:

[(1, 20161102185), (3, 6720367395), (5, 4032220437), (7, 2880157455), (9, 2240122465), (15, 1344073479), (21, 960052485), (31, 650358135), (35, 576031491), (45, 448024493), (49, 411451065), (63, 320017495), (93, 216786045), (105, 192010497), (147, 137150355), (155, 130071627), (217, 92908305), (245, 82290213), (279, 72262015), (315, 64003499), (441, 45716785), (465, 43357209), (651, 30969435), (735, 27430071), (1085, 18581661), (1395, 14452403), (1519, 13272615), (1953, 10323145), (2205, 9143357), (3255, 6193887), (4557, 4424205), (7595, 2654523), (9765, 2064629), (13671, 1474735), (22785, 884841), (68355, 294947)]