863460984

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{20407}}^1$

素因数の和:20500

約数の個数: 64

約数和(自身を含む): 2262839040

約数和(自身を除く): 1399378056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 328, 344, 492, 516, 984, 1032, 1763, 3526, 5289, 7052, 10578, 14104, 20407, 21156, 40814, 42312, 61221, 81628, 122442, 163256, 244884, 489768, 836687, 877501, 1673374, 1755002, 2510061, 2632503, 3346748, 3510004, 5020122, 5265006, 6693496, 7020008, 10040244, 10530012, 20080488, 21060024, 35977541, 71955082, 107932623, 143910164, 215865246, 287820328, 431730492, 863460984]

約数ペア:

[(1, 863460984), (2, 431730492), (3, 287820328), (4, 215865246), (6, 143910164), (8, 107932623), (12, 71955082), (24, 35977541), (41, 21060024), (43, 20080488), (82, 10530012), (86, 10040244), (123, 7020008), (129, 6693496), (164, 5265006), (172, 5020122), (246, 3510004), (258, 3346748), (328, 2632503), (344, 2510061), (492, 1755002), (516, 1673374), (984, 877501), (1032, 836687), (1763, 489768), (3526, 244884), (5289, 163256), (7052, 122442), (10578, 81628), (14104, 61221), (20407, 42312), (21156, 40814)]