20131431565

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{44543}}^1$

素因数の和:44941

約数の個数: 32

約数和(自身を含む): 28436889600

約数和(自身を除く): 8305458035

約数列:

[1, 5, 7, 35, 37, 185, 259, 349, 1295, 1745, 2443, 12215, 12913, 44543, 64565, 90391, 222715, 311801, 451955, 1559005, 1648091, 8240455, 11536637, 15545507, 57683185, 77727535, 108818549, 544092745, 575183759, 2875918795, 4026286313, 20131431565]

約数ペア:

[(1, 20131431565), (5, 4026286313), (7, 2875918795), (35, 575183759), (37, 544092745), (185, 108818549), (259, 77727535), (349, 57683185), (1295, 15545507), (1745, 11536637), (2443, 8240455), (12215, 1648091), (12913, 1559005), (44543, 451955), (64565, 311801), (90391, 222715)]