19251105

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 31667328

約数和(自身を除く): 12416223

約数列:

[1, 3, 5, 15, 97, 101, 131, 291, 303, 393, 485, 505, 655, 1455, 1515, 1965, 9797, 12707, 13231, 29391, 38121, 39693, 48985, 63535, 66155, 146955, 190605, 198465, 1283407, 3850221, 6417035, 19251105]

約数ペア:

[(1, 19251105), (3, 6417035), (5, 3850221), (15, 1283407), (97, 198465), (101, 190605), (131, 146955), (291, 66155), (303, 63535), (393, 48985), (485, 39693), (505, 38121), (655, 29391), (1455, 13231), (1515, 12707), (1965, 9797)]