520013988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{661}}^1$

素因数の和:766

約数の個数: 108

約数和(自身を含む): 1453157524

約数和(自身を除く): 933143536

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 661, 738, 1066, 1322, 1476, 1599, 1681, 1983, 2132, 2644, 3198, 3362, 3966, 4797, 5043, 5949, 6396, 6724, 7932, 8593, 9594, 10086, 11898, 15129, 17186, 19188, 20172, 21853, 23796, 25779, 27101, 30258, 34372, 43706, 51558, 54202, 60516, 65559, 77337, 81303, 87412, 103116, 108404, 131118, 154674, 162606, 196677, 243909, 262236, 309348, 325212, 352313, 393354, 487818, 704626, 786708, 975636, 1056939, 1111141, 1409252, 2113878, 2222282, 3170817, 3333423, 4227756, 4444564, 6341634, 6666846, 10000269, 12683268, 13333692, 14444833, 20000538, 28889666, 40001076, 43334499, 57779332, 86668998, 130003497, 173337996, 260006994, 520013988]

約数ペア:

[(1, 520013988), (2, 260006994), (3, 173337996), (4, 130003497), (6, 86668998), (9, 57779332), (12, 43334499), (13, 40001076), (18, 28889666), (26, 20000538), (36, 14444833), (39, 13333692), (41, 12683268), (52, 10000269), (78, 6666846), (82, 6341634), (117, 4444564), (123, 4227756), (156, 3333423), (164, 3170817), (234, 2222282), (246, 2113878), (369, 1409252), (468, 1111141), (492, 1056939), (533, 975636), (661, 786708), (738, 704626), (1066, 487818), (1322, 393354), (1476, 352313), (1599, 325212), (1681, 309348), (1983, 262236), (2132, 243909), (2644, 196677), (3198, 162606), (3362, 154674), (3966, 131118), (4797, 108404), (5043, 103116), (5949, 87412), (6396, 81303), (6724, 77337), (7932, 65559), (8593, 60516), (9594, 54202), (10086, 51558), (11898, 43706), (15129, 34372), (17186, 30258), (19188, 27101), (20172, 25779), (21853, 23796)]