644380172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{2129}}^1\times {\mathrm{4451}}^1$

素因数の和:6601

約数の個数: 24

約数和(自身を含む): 1194827760

約数和(自身を除く): 550447588

約数列:

[1, 2, 4, 17, 34, 68, 2129, 4258, 4451, 8516, 8902, 17804, 36193, 72386, 75667, 144772, 151334, 302668, 9476179, 18952358, 37904716, 161095043, 322190086, 644380172]

約数ペア:

[(1, 644380172), (2, 322190086), (4, 161095043), (17, 37904716), (34, 18952358), (68, 9476179), (2129, 302668), (4258, 151334), (4451, 144772), (8516, 75667), (8902, 72386), (17804, 36193)]