2912498679

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 4022553600

約数和(自身を除く): 1110054921

約数列:

[1, 3, 47, 141, 149, 157, 447, 471, 883, 2649, 7003, 7379, 21009, 22137, 23393, 41501, 70179, 124503, 131567, 138631, 394701, 415893, 1099471, 3298413, 6183649, 6515657, 18550947, 19546971, 20656019, 61968057, 970832893, 2912498679]

約数ペア:

[(1, 2912498679), (3, 970832893), (47, 61968057), (141, 20656019), (149, 19546971), (157, 18550947), (447, 6515657), (471, 6183649), (883, 3298413), (2649, 1099471), (7003, 415893), (7379, 394701), (21009, 138631), (22137, 131567), (23393, 124503), (41501, 70179)]