90243412

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4480

約数の個数: 48

約数和(自身を含む): 195592320

約数和(自身を除く): 105348908

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 68, 86, 119, 172, 238, 301, 476, 602, 731, 1204, 1462, 2924, 4409, 5117, 8818, 10234, 17636, 20468, 30863, 61726, 74953, 123452, 149906, 189587, 299812, 379174, 524671, 758348, 1049342, 1327109, 2098684, 2654218, 3222979, 5308436, 6445958, 12891916, 22560853, 45121706, 90243412]

約数ペア:

[(1, 90243412), (2, 45121706), (4, 22560853), (7, 12891916), (14, 6445958), (17, 5308436), (28, 3222979), (34, 2654218), (43, 2098684), (68, 1327109), (86, 1049342), (119, 758348), (172, 524671), (238, 379174), (301, 299812), (476, 189587), (602, 149906), (731, 123452), (1204, 74953), (1462, 61726), (2924, 30863), (4409, 20468), (5117, 17636), (8818, 10234)]