163820216

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 358490880

約数和(自身を除く): 194670664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 137, 163, 262, 274, 326, 524, 548, 652, 917, 959, 1048, 1096, 1141, 1304, 1834, 1918, 2282, 3668, 3836, 4564, 7336, 7672, 9128, 17947, 21353, 22331, 35894, 42706, 44662, 71788, 85412, 89324, 125629, 143576, 149471, 156317, 170824, 178648, 251258, 298942, 312634, 502516, 597884, 625268, 1005032, 1195768, 1250536, 2925361, 5850722, 11701444, 20477527, 23402888, 40955054, 81910108, 163820216]

約数ペア:

[(1, 163820216), (2, 81910108), (4, 40955054), (7, 23402888), (8, 20477527), (14, 11701444), (28, 5850722), (56, 2925361), (131, 1250536), (137, 1195768), (163, 1005032), (262, 625268), (274, 597884), (326, 502516), (524, 312634), (548, 298942), (652, 251258), (917, 178648), (959, 170824), (1048, 156317), (1096, 149471), (1141, 143576), (1304, 125629), (1834, 89324), (1918, 85412), (2282, 71788), (3668, 44662), (3836, 42706), (4564, 35894), (7336, 22331), (7672, 21353), (9128, 17947)]