90771993

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 152845056

約数和(自身を除く): 62073063

約数列:

[1, 3, 9, 13, 17, 39, 47, 51, 117, 141, 153, 221, 423, 611, 663, 799, 971, 1833, 1989, 2397, 2913, 5499, 7191, 8739, 10387, 12623, 16507, 31161, 37869, 45637, 49521, 93483, 113607, 136911, 148563, 214591, 410733, 593281, 643773, 775829, 1779843, 1931319, 2327487, 5339529, 6982461, 10085777, 30257331, 90771993]

約数ペア:

[(1, 90771993), (3, 30257331), (9, 10085777), (13, 6982461), (17, 5339529), (39, 2327487), (47, 1931319), (51, 1779843), (117, 775829), (141, 643773), (153, 593281), (221, 410733), (423, 214591), (611, 148563), (663, 136911), (799, 113607), (971, 93483), (1833, 49521), (1989, 45637), (2397, 37869), (2913, 31161), (5499, 16507), (7191, 12623), (8739, 10387)]