392858015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4721}}^1$

素因数の和:4843

約数の個数: 32

約数和(自身を含む): 550774080

約数和(自身を除く): 157916065

約数列:

[1, 5, 11, 17, 55, 85, 89, 187, 445, 935, 979, 1513, 4721, 4895, 7565, 16643, 23605, 51931, 80257, 83215, 259655, 401285, 420169, 882827, 2100845, 4414135, 4621859, 7142873, 23109295, 35714365, 78571603, 392858015]

約数ペア:

[(1, 392858015), (5, 78571603), (11, 35714365), (17, 23109295), (55, 7142873), (85, 4621859), (89, 4414135), (187, 2100845), (445, 882827), (935, 420169), (979, 401285), (1513, 259655), (4721, 83215), (4895, 80257), (7565, 51931), (16643, 23605)]