210018804915

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1\times {\mathrm{327599}}^1$

素因数の和:328227

約数の個数: 32

約数和(自身を含む): 340913664000

約数和(自身を除く): 130894859085

約数列:

[1, 3, 5, 15, 79, 237, 395, 541, 1185, 1623, 2705, 8115, 42739, 128217, 213695, 327599, 641085, 982797, 1637995, 4913985, 25880321, 77640963, 129401605, 177231059, 388204815, 531693177, 886155295, 2658465885, 14001253661, 42003760983, 70006268305, 210018804915]

約数ペア:

[(1, 210018804915), (3, 70006268305), (5, 42003760983), (15, 14001253661), (79, 2658465885), (237, 886155295), (395, 531693177), (541, 388204815), (1185, 177231059), (1623, 129401605), (2705, 77640963), (8115, 25880321), (42739, 4913985), (128217, 1637995), (213695, 982797), (327599, 641085)]