222719145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{31391}}^1$

素因数の和:31453

約数の個数: 32

約数和(自身を含む): 397799424

約数和(自身を除く): 175080279

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 7095, 31391, 94173, 156955, 345301, 470865, 1035903, 1349813, 1726505, 4049439, 5179515, 6749065, 14847943, 20247195, 44543829, 74239715, 222719145]

約数ペア:

[(1, 222719145), (3, 74239715), (5, 44543829), (11, 20247195), (15, 14847943), (33, 6749065), (43, 5179515), (55, 4049439), (129, 1726505), (165, 1349813), (215, 1035903), (473, 470865), (645, 345301), (1419, 156955), (2365, 94173), (7095, 31391)]