31865886

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{15131}}^1$

素因数の和:15158

約数の個数: 40

約数和(自身を含む): 76900824

約数和(自身を除く): 45034938

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 15131, 30262, 45393, 90786, 136179, 196703, 272358, 393406, 408537, 590109, 817074, 1180218, 1225611, 1770327, 2451222, 3540654, 5310981, 10621962, 15932943, 31865886]

約数ペア:

[(1, 31865886), (2, 15932943), (3, 10621962), (6, 5310981), (9, 3540654), (13, 2451222), (18, 1770327), (26, 1225611), (27, 1180218), (39, 817074), (54, 590109), (78, 408537), (81, 393406), (117, 272358), (162, 196703), (234, 136179), (351, 90786), (702, 45393), (1053, 30262), (2106, 15131)]