248735517

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2399}}^1$

素因数の和:2545

約数の個数: 32

約数和(自身を含む): 373248000

約数和(自身を除く): 124512483

約数列:

[1, 3, 17, 19, 51, 57, 107, 321, 323, 969, 1819, 2033, 2399, 5457, 6099, 7197, 34561, 40783, 45581, 103683, 122349, 136743, 256693, 770079, 774877, 2324631, 4363781, 4877167, 13091343, 14631501, 82911839, 248735517]

約数ペア:

[(1, 248735517), (3, 82911839), (17, 14631501), (19, 13091343), (51, 4877167), (57, 4363781), (107, 2324631), (321, 774877), (323, 770079), (969, 256693), (1819, 136743), (2033, 122349), (2399, 103683), (5457, 45581), (6099, 40783), (7197, 34561)]