157743416

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{991}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 300516480

約数和(自身を除く): 142773064

約数列:

[1, 2, 4, 8, 101, 197, 202, 394, 404, 788, 808, 991, 1576, 1982, 3964, 7928, 19897, 39794, 79588, 100091, 159176, 195227, 200182, 390454, 400364, 780908, 800728, 1561816, 19717927, 39435854, 78871708, 157743416]

約数ペア:

[(1, 157743416), (2, 78871708), (4, 39435854), (8, 19717927), (101, 1561816), (197, 800728), (202, 780908), (394, 400364), (404, 390454), (788, 200182), (808, 195227), (991, 159176), (1576, 100091), (1982, 79588), (3964, 39794), (7928, 19897)]