990705772

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53047}}^1$

素因数の和:53110

約数の個数: 48

約数和(自身を含む): 2138895360

約数和(自身を除く): 1148189588

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 58, 92, 116, 161, 203, 322, 406, 644, 667, 812, 1334, 2668, 4669, 9338, 18676, 53047, 106094, 212188, 371329, 742658, 1220081, 1485316, 1538363, 2440162, 3076726, 4880324, 6153452, 8540567, 10768541, 17081134, 21537082, 34162268, 35382349, 43074164, 70764698, 141529396, 247676443, 495352886, 990705772]

約数ペア:

[(1, 990705772), (2, 495352886), (4, 247676443), (7, 141529396), (14, 70764698), (23, 43074164), (28, 35382349), (29, 34162268), (46, 21537082), (58, 17081134), (92, 10768541), (116, 8540567), (161, 6153452), (203, 4880324), (322, 3076726), (406, 2440162), (644, 1538363), (667, 1485316), (812, 1220081), (1334, 742658), (2668, 371329), (4669, 212188), (9338, 106094), (18676, 53047)]