28197290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8269}}^1$

素因数の和:8318

約数の個数: 32

約数和(自身を含む): 57162240

約数和(自身を除く): 28964950

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 8269, 16538, 41345, 82690, 90959, 181918, 256339, 454795, 512678, 909590, 1281695, 2563390, 2819729, 5639458, 14098645, 28197290]

約数ペア:

[(1, 28197290), (2, 14098645), (5, 5639458), (10, 2819729), (11, 2563390), (22, 1281695), (31, 909590), (55, 512678), (62, 454795), (110, 256339), (155, 181918), (310, 90959), (341, 82690), (682, 41345), (1705, 16538), (3410, 8269)]