221297856

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{88661}}^1$

素因数の和:88689

約数の個数: 56

約数和(自身を含む): 630564144

約数和(自身を除く): 409266288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 88661, 177322, 265983, 354644, 531966, 709288, 1063932, 1152593, 1418576, 2127864, 2305186, 2837152, 3457779, 4255728, 4610372, 5674304, 6915558, 8511456, 9220744, 13831116, 17022912, 18441488, 27662232, 36882976, 55324464, 73765952, 110648928, 221297856]

約数ペア:

[(1, 221297856), (2, 110648928), (3, 73765952), (4, 55324464), (6, 36882976), (8, 27662232), (12, 18441488), (13, 17022912), (16, 13831116), (24, 9220744), (26, 8511456), (32, 6915558), (39, 5674304), (48, 4610372), (52, 4255728), (64, 3457779), (78, 2837152), (96, 2305186), (104, 2127864), (156, 1418576), (192, 1152593), (208, 1063932), (312, 709288), (416, 531966), (624, 354644), (832, 265983), (1248, 177322), (2496, 88661)]