1489286645

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{552611}}^1$

素因数の和:552641

約数の個数: 24

約数和(自身を含む): 2267919648

約数和(自身を除く): 778633003

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 552611, 2763055, 3868277, 6078721, 19341385, 27077939, 30393605, 42551047, 135389695, 212755235, 297857329, 1489286645]

約数ペア:

[(1, 1489286645), (5, 297857329), (7, 212755235), (11, 135389695), (35, 42551047), (49, 30393605), (55, 27077939), (77, 19341385), (245, 6078721), (385, 3868277), (539, 2763055), (2695, 552611)]