1291268265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{396703}}^1$

素因数の和:396749

約数の個数: 32

約数和(自身を含む): 2437349376

約数和(自身を除く): 1146081111

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 396703, 1190109, 1983515, 2776921, 5950545, 8330763, 12297793, 13884605, 36893379, 41653815, 61488965, 86084551, 184466895, 258253653, 430422755, 1291268265]

約数ペア:

[(1, 1291268265), (3, 430422755), (5, 258253653), (7, 184466895), (15, 86084551), (21, 61488965), (31, 41653815), (35, 36893379), (93, 13884605), (105, 12297793), (155, 8330763), (217, 5950545), (465, 2776921), (651, 1983515), (1085, 1190109), (3255, 396703)]