31080972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6427}}^1$

素因数の和:6478

約数の個数: 48

約数和(自身を含む): 80632832

約数和(自身を除く): 49551860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 6427, 12854, 19281, 25708, 38562, 77124, 83551, 167102, 199237, 250653, 334204, 398474, 501306, 597711, 796948, 1002612, 1195422, 2390844, 2590081, 5180162, 7770243, 10360324, 15540486, 31080972]

約数ペア:

[(1, 31080972), (2, 15540486), (3, 10360324), (4, 7770243), (6, 5180162), (12, 2590081), (13, 2390844), (26, 1195422), (31, 1002612), (39, 796948), (52, 597711), (62, 501306), (78, 398474), (93, 334204), (124, 250653), (156, 199237), (186, 167102), (372, 83551), (403, 77124), (806, 38562), (1209, 25708), (1612, 19281), (2418, 12854), (4836, 6427)]