31218993

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3067}}^1$

素因数の和:3118

約数の個数: 32

約数和(自身を含む): 51542400

約数和(自身を除く): 20323407

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3067, 3393, 9201, 10179, 27603, 39871, 82809, 88943, 119613, 266829, 358839, 800487, 1076517, 1156259, 2401461, 3468777, 10406331, 31218993]

約数ペア:

[(1, 31218993), (3, 10406331), (9, 3468777), (13, 2401461), (27, 1156259), (29, 1076517), (39, 800487), (87, 358839), (117, 266829), (261, 119613), (351, 88943), (377, 82809), (783, 39871), (1131, 27603), (3067, 10179), (3393, 9201)]