168378639

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 274563072

約数和(自身を除く): 106184433

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 121, 143, 341, 363, 403, 429, 1023, 1151, 1209, 1573, 3453, 3751, 4433, 4719, 11253, 12661, 13299, 14963, 35681, 37983, 44889, 48763, 107043, 139271, 146289, 164593, 392491, 417813, 463853, 493779, 1177473, 1391559, 1810523, 4317401, 5102383, 5431569, 12952203, 15307149, 56126213, 168378639]

約数ペア:

[(1, 168378639), (3, 56126213), (11, 15307149), (13, 12952203), (31, 5431569), (33, 5102383), (39, 4317401), (93, 1810523), (121, 1391559), (143, 1177473), (341, 493779), (363, 463853), (403, 417813), (429, 392491), (1023, 164593), (1151, 146289), (1209, 139271), (1573, 107043), (3453, 48763), (3751, 44889), (4433, 37983), (4719, 35681), (11253, 14963), (12661, 13299)]