215865312

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{172969}}^1$

素因数の和:172995

約数の個数: 48

約数和(自身を含む): 610238160

約数和(自身を除く): 394372848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 172969, 345938, 518907, 691876, 1037814, 1383752, 2075628, 2248597, 2767504, 4151256, 4497194, 5535008, 6745791, 8302512, 8994388, 13491582, 16605024, 17988776, 26983164, 35977552, 53966328, 71955104, 107932656, 215865312]

約数ペア:

[(1, 215865312), (2, 107932656), (3, 71955104), (4, 53966328), (6, 35977552), (8, 26983164), (12, 17988776), (13, 16605024), (16, 13491582), (24, 8994388), (26, 8302512), (32, 6745791), (39, 5535008), (48, 4497194), (52, 4151256), (78, 2767504), (96, 2248597), (104, 2075628), (156, 1383752), (208, 1037814), (312, 691876), (416, 518907), (624, 345938), (1248, 172969)]