28518605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 9635635

約数列:

[1, 5, 17, 31, 79, 85, 137, 155, 395, 527, 685, 1343, 2329, 2449, 2635, 4247, 6715, 10823, 11645, 12245, 21235, 41633, 54115, 72199, 183991, 208165, 335513, 360995, 919955, 1677565, 5703721, 28518605]

約数ペア:

[(1, 28518605), (5, 5703721), (17, 1677565), (31, 919955), (79, 360995), (85, 335513), (137, 208165), (155, 183991), (395, 72199), (527, 54115), (685, 41633), (1343, 21235), (2329, 12245), (2449, 11645), (2635, 10823), (4247, 6715)]