870819105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{153991}}^1$

素因数の和:154041

約数の個数: 32

約数和(自身を含む): 1552239360

約数和(自身を除く): 681420255

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 5655, 153991, 461973, 769955, 2001883, 2309865, 4465739, 6005649, 10009415, 13397217, 22328695, 30028245, 58054607, 66986085, 174163821, 290273035, 870819105]

約数ペア:

[(1, 870819105), (3, 290273035), (5, 174163821), (13, 66986085), (15, 58054607), (29, 30028245), (39, 22328695), (65, 13397217), (87, 10009415), (145, 6005649), (195, 4465739), (377, 2309865), (435, 2001883), (1131, 769955), (1885, 461973), (5655, 153991)]