81285498

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{359}}^1\times {\mathrm{599}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 207360000

約数和(自身を除く): 126074502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 359, 378, 599, 718, 1077, 1198, 1797, 2154, 2513, 3231, 3594, 4193, 5026, 5391, 6462, 7539, 8386, 9693, 10782, 12579, 15078, 16173, 19386, 22617, 25158, 32346, 37737, 45234, 67851, 75474, 113211, 135702, 215041, 226422, 430082, 645123, 1290246, 1505287, 1935369, 3010574, 3870738, 4515861, 5806107, 9031722, 11612214, 13547583, 27095166, 40642749, 81285498]

約数ペア:

[(1, 81285498), (2, 40642749), (3, 27095166), (6, 13547583), (7, 11612214), (9, 9031722), (14, 5806107), (18, 4515861), (21, 3870738), (27, 3010574), (42, 1935369), (54, 1505287), (63, 1290246), (126, 645123), (189, 430082), (359, 226422), (378, 215041), (599, 135702), (718, 113211), (1077, 75474), (1198, 67851), (1797, 45234), (2154, 37737), (2513, 32346), (3231, 25158), (3594, 22617), (4193, 19386), (5026, 16173), (5391, 15078), (6462, 12579), (7539, 10782), (8386, 9693)]