2187128955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3491}}^1\times {\mathrm{3797}}^1$

素因数の和:7307

約数の個数: 32

約数和(自身を含む): 3819633408

約数和(自身を除く): 1632504453

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 3491, 3797, 10473, 11391, 17455, 18985, 38401, 41767, 52365, 56955, 115203, 125301, 192005, 208835, 576015, 626505, 13255327, 39765981, 66276635, 145808597, 198829905, 437425791, 729042985, 2187128955]

約数ペア:

[(1, 2187128955), (3, 729042985), (5, 437425791), (11, 198829905), (15, 145808597), (33, 66276635), (55, 39765981), (165, 13255327), (3491, 626505), (3797, 576015), (10473, 208835), (11391, 192005), (17455, 125301), (18985, 115203), (38401, 56955), (41767, 52365)]