73212855

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 122511360

約数和(自身を除く): 49298505

約数列:

[1, 3, 5, 15, 31, 79, 93, 155, 237, 395, 465, 1185, 1993, 2449, 5979, 7347, 9965, 12245, 29895, 36735, 61783, 157447, 185349, 308915, 472341, 787235, 926745, 2361705, 4880857, 14642571, 24404285, 73212855]

約数ペア:

[(1, 73212855), (3, 24404285), (5, 14642571), (15, 4880857), (31, 2361705), (79, 926745), (93, 787235), (155, 472341), (237, 308915), (395, 185349), (465, 157447), (1185, 61783), (1993, 36735), (2449, 29895), (5979, 12245), (7347, 9965)]