42281985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 70778880

約数和(自身を除く): 28496895

約数列:

[1, 3, 5, 15, 31, 79, 93, 155, 237, 395, 465, 1151, 1185, 2449, 3453, 5755, 7347, 12245, 17265, 35681, 36735, 90929, 107043, 178405, 272787, 454645, 535215, 1363935, 2818799, 8456397, 14093995, 42281985]

約数ペア:

[(1, 42281985), (3, 14093995), (5, 8456397), (15, 2818799), (31, 1363935), (79, 535215), (93, 454645), (155, 272787), (237, 178405), (395, 107043), (465, 90929), (1151, 36735), (1185, 35681), (2449, 17265), (3453, 12245), (5755, 7347)]