157218465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2399}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 267494400

約数和(自身を除く): 110275935

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 257, 771, 1285, 2399, 3855, 4369, 7197, 11995, 13107, 21845, 35985, 40783, 65535, 122349, 203915, 611745, 616543, 1849629, 3082715, 9248145, 10481231, 31443693, 52406155, 157218465]

約数ペア:

[(1, 157218465), (3, 52406155), (5, 31443693), (15, 10481231), (17, 9248145), (51, 3082715), (85, 1849629), (255, 616543), (257, 611745), (771, 203915), (1285, 122349), (2399, 65535), (3855, 40783), (4369, 35985), (7197, 21845), (11995, 13107)]