40884498

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31991}}^1$

素因数の和:32070

約数の個数: 24

約数和(自身を含む): 89833536

約数和(自身を除く): 48949038

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 31991, 63982, 95973, 191946, 287919, 575838, 2271361, 4542722, 6814083, 13628166, 20442249, 40884498]

約数ペア:

[(1, 40884498), (2, 20442249), (3, 13628166), (6, 6814083), (9, 4542722), (18, 2271361), (71, 575838), (142, 287919), (213, 191946), (426, 95973), (639, 63982), (1278, 31991)]