861261408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{427213}}^1$

素因数の和:427236

約数の個数: 72

約数和(自身を含む): 2799106128

約数和(自身を除く): 1937844720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 427213, 854426, 1281639, 1708852, 2563278, 2990491, 3417704, 3844917, 5126556, 5980982, 6835408, 7689834, 8971473, 10253112, 11961964, 13670816, 15379668, 17942946, 20506224, 23923928, 26914419, 30759336, 35885892, 41012448, 47847856, 53828838, 61518672, 71771784, 95695712, 107657676, 123037344, 143543568, 215315352, 287087136, 430630704, 861261408]

約数ペア:

[(1, 861261408), (2, 430630704), (3, 287087136), (4, 215315352), (6, 143543568), (7, 123037344), (8, 107657676), (9, 95695712), (12, 71771784), (14, 61518672), (16, 53828838), (18, 47847856), (21, 41012448), (24, 35885892), (28, 30759336), (32, 26914419), (36, 23923928), (42, 20506224), (48, 17942946), (56, 15379668), (63, 13670816), (72, 11961964), (84, 10253112), (96, 8971473), (112, 7689834), (126, 6835408), (144, 5980982), (168, 5126556), (224, 3844917), (252, 3417704), (288, 2990491), (336, 2563278), (504, 1708852), (672, 1281639), (1008, 854426), (2016, 427213)]