221433784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4721}}^1$

素因数の和:4792

約数の個数: 64

約数和(自身を含む): 499776480

約数和(自身を除く): 278342696

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 41, 44, 52, 82, 88, 104, 143, 164, 286, 328, 451, 533, 572, 902, 1066, 1144, 1804, 2132, 3608, 4264, 4721, 5863, 9442, 11726, 18884, 23452, 37768, 46904, 51931, 61373, 103862, 122746, 193561, 207724, 245492, 387122, 415448, 490984, 675103, 774244, 1350206, 1548488, 2129171, 2516293, 2700412, 4258342, 5032586, 5400824, 8516684, 10065172, 17033368, 20130344, 27679223, 55358446, 110716892, 221433784]

約数ペア:

[(1, 221433784), (2, 110716892), (4, 55358446), (8, 27679223), (11, 20130344), (13, 17033368), (22, 10065172), (26, 8516684), (41, 5400824), (44, 5032586), (52, 4258342), (82, 2700412), (88, 2516293), (104, 2129171), (143, 1548488), (164, 1350206), (286, 774244), (328, 675103), (451, 490984), (533, 415448), (572, 387122), (902, 245492), (1066, 207724), (1144, 193561), (1804, 122746), (2132, 103862), (3608, 61373), (4264, 51931), (4721, 46904), (5863, 37768), (9442, 23452), (11726, 18884)]