51385908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{311}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 140422464

約数和(自身を除く): 89036556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 281, 294, 311, 562, 588, 622, 843, 933, 1124, 1244, 1686, 1866, 1967, 2177, 3372, 3732, 3934, 4354, 5901, 6531, 7868, 8708, 11802, 13062, 13769, 15239, 23604, 26124, 27538, 30478, 41307, 45717, 55076, 60956, 82614, 87391, 91434, 165228, 174782, 182868, 262173, 349564, 524346, 611737, 1048692, 1223474, 1835211, 2446948, 3670422, 4282159, 7340844, 8564318, 12846477, 17128636, 25692954, 51385908]

約数ペア:

[(1, 51385908), (2, 25692954), (3, 17128636), (4, 12846477), (6, 8564318), (7, 7340844), (12, 4282159), (14, 3670422), (21, 2446948), (28, 1835211), (42, 1223474), (49, 1048692), (84, 611737), (98, 524346), (147, 349564), (196, 262173), (281, 182868), (294, 174782), (311, 165228), (562, 91434), (588, 87391), (622, 82614), (843, 60956), (933, 55076), (1124, 45717), (1244, 41307), (1686, 30478), (1866, 27538), (1967, 26124), (2177, 23604), (3372, 15239), (3732, 13769), (3934, 13062), (4354, 11802), (5901, 8708), (6531, 7868)]