28027520209

素因数分解:

${\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1\times {\mathrm{601}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 30941615264

約数和(自身を除く): 2914095055

約数列:

[1, 13, 73, 157, 313, 601, 949, 2041, 4069, 7813, 11461, 22849, 43873, 49141, 94357, 148993, 188113, 297037, 570349, 638833, 1226641, 2445469, 3587293, 6888061, 13732249, 29533741, 46634809, 89544793, 178519237, 383938633, 2155963093, 28027520209]

約数ペア:

[(1, 28027520209), (13, 2155963093), (73, 383938633), (157, 178519237), (313, 89544793), (601, 46634809), (949, 29533741), (2041, 13732249), (4069, 6888061), (7813, 3587293), (11461, 2445469), (22849, 1226641), (43873, 638833), (49141, 570349), (94357, 297037), (148993, 188113)]