818392008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{68611}}^1$

素因数の和:68698

約数の個数: 64

約数和(自身を含む): 2371230720

約数和(自身を除く): 1552838712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 68611, 137222, 205833, 274444, 411666, 480277, 548888, 823332, 960554, 1440831, 1646664, 1921108, 2881662, 3842216, 4871381, 5763324, 9742762, 11526648, 14614143, 19485524, 29228286, 34099667, 38971048, 58456572, 68199334, 102299001, 116913144, 136398668, 204598002, 272797336, 409196004, 818392008]

約数ペア:

[(1, 818392008), (2, 409196004), (3, 272797336), (4, 204598002), (6, 136398668), (7, 116913144), (8, 102299001), (12, 68199334), (14, 58456572), (21, 38971048), (24, 34099667), (28, 29228286), (42, 19485524), (56, 14614143), (71, 11526648), (84, 9742762), (142, 5763324), (168, 4871381), (213, 3842216), (284, 2881662), (426, 1921108), (497, 1646664), (568, 1440831), (852, 960554), (994, 823332), (1491, 548888), (1704, 480277), (1988, 411666), (2982, 274444), (3976, 205833), (5964, 137222), (11928, 68611)]