71478666

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{719}}^1$

素因数の和:1000

約数の個数: 64

約数和(自身を含む): 182476800

約数和(自身を除く): 110998134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 263, 378, 526, 719, 789, 1438, 1578, 1841, 2157, 2367, 3682, 4314, 4734, 5033, 5523, 6471, 7101, 10066, 11046, 12942, 14202, 15099, 16569, 19413, 30198, 33138, 38826, 45297, 49707, 90594, 99414, 135891, 189097, 271782, 378194, 567291, 1134582, 1323679, 1701873, 2647358, 3403746, 3971037, 5105619, 7942074, 10211238, 11913111, 23826222, 35739333, 71478666]

約数ペア:

[(1, 71478666), (2, 35739333), (3, 23826222), (6, 11913111), (7, 10211238), (9, 7942074), (14, 5105619), (18, 3971037), (21, 3403746), (27, 2647358), (42, 1701873), (54, 1323679), (63, 1134582), (126, 567291), (189, 378194), (263, 271782), (378, 189097), (526, 135891), (719, 99414), (789, 90594), (1438, 49707), (1578, 45297), (1841, 38826), (2157, 33138), (2367, 30198), (3682, 19413), (4314, 16569), (4734, 15099), (5033, 14202), (5523, 12942), (6471, 11046), (7101, 10066)]