285168065

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 435264768

約数和(自身を除く): 150096703

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 169, 185, 259, 455, 481, 845, 1183, 1295, 1303, 2405, 3367, 5915, 6253, 6515, 9121, 16835, 16939, 31265, 43771, 45605, 48211, 84695, 118573, 218855, 220207, 241055, 337477, 592865, 626743, 1101035, 1541449, 1687385, 3133715, 4387201, 7707245, 8147659, 21936005, 40738295, 57033613, 285168065]

約数ペア:

[(1, 285168065), (5, 57033613), (7, 40738295), (13, 21936005), (35, 8147659), (37, 7707245), (65, 4387201), (91, 3133715), (169, 1687385), (185, 1541449), (259, 1101035), (455, 626743), (481, 592865), (845, 337477), (1183, 241055), (1295, 220207), (1303, 218855), (2405, 118573), (3367, 84695), (5915, 48211), (6253, 45605), (6515, 43771), (9121, 31265), (16835, 16939)]