1289384512

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1549741}}^1$

素因数の和:1549766

約数の個数: 28

約数和(自身を含む): 2755441276

約数和(自身を除く): 1466056764

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1549741, 3099482, 6198964, 12397928, 20146633, 24795856, 40293266, 49591712, 80586532, 99183424, 161173064, 322346128, 644692256, 1289384512]

約数ペア:

[(1, 1289384512), (2, 644692256), (4, 322346128), (8, 161173064), (13, 99183424), (16, 80586532), (26, 49591712), (32, 40293266), (52, 24795856), (64, 20146633), (104, 12397928), (208, 6198964), (416, 3099482), (832, 1549741)]