81258222

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 173560320

約数和(自身を除く): 92302098

約数列:

[1, 2, 3, 6, 53, 59, 61, 71, 106, 118, 122, 142, 159, 177, 183, 213, 318, 354, 366, 426, 3127, 3233, 3599, 3763, 4189, 4331, 6254, 6466, 7198, 7526, 8378, 8662, 9381, 9699, 10797, 11289, 12567, 12993, 18762, 19398, 21594, 22578, 25134, 25986, 190747, 222017, 229543, 255529, 381494, 444034, 459086, 511058, 572241, 666051, 688629, 766587, 1144482, 1332102, 1377258, 1533174, 13543037, 27086074, 40629111, 81258222]

約数ペア:

[(1, 81258222), (2, 40629111), (3, 27086074), (6, 13543037), (53, 1533174), (59, 1377258), (61, 1332102), (71, 1144482), (106, 766587), (118, 688629), (122, 666051), (142, 572241), (159, 511058), (177, 459086), (183, 444034), (213, 381494), (318, 255529), (354, 229543), (366, 222017), (426, 190747), (3127, 25986), (3233, 25134), (3599, 22578), (3763, 21594), (4189, 19398), (4331, 18762), (6254, 12993), (6466, 12567), (7198, 11289), (7526, 10797), (8378, 9699), (8662, 9381)]