801996867

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2137}}^1$

素因数の和:2217

約数の個数: 72

約数和(自身を含む): 1444843296

約数和(自身を除く): 642846429

約数列:

[1, 3, 7, 9, 21, 23, 37, 49, 63, 69, 111, 147, 161, 207, 259, 333, 441, 483, 777, 851, 1127, 1449, 1813, 2137, 2331, 2553, 3381, 5439, 5957, 6411, 7659, 10143, 14959, 16317, 17871, 19233, 41699, 44877, 49151, 53613, 79069, 104713, 125097, 134631, 147453, 237207, 314139, 344057, 375291, 442359, 553483, 711621, 942417, 1032171, 1660449, 1818587, 2408399, 3096513, 3874381, 4981347, 5455761, 7225197, 11623143, 12730109, 16367283, 21675591, 34869429, 38190327, 89110763, 114570981, 267332289, 801996867]

約数ペア:

[(1, 801996867), (3, 267332289), (7, 114570981), (9, 89110763), (21, 38190327), (23, 34869429), (37, 21675591), (49, 16367283), (63, 12730109), (69, 11623143), (111, 7225197), (147, 5455761), (161, 4981347), (207, 3874381), (259, 3096513), (333, 2408399), (441, 1818587), (483, 1660449), (777, 1032171), (851, 942417), (1127, 711621), (1449, 553483), (1813, 442359), (2137, 375291), (2331, 344057), (2553, 314139), (3381, 237207), (5439, 147453), (5957, 134631), (6411, 125097), (7659, 104713), (10143, 79069), (14959, 53613), (16317, 49151), (17871, 44877), (19233, 41699)]