289505955

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1\times {\mathrm{631}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 471421440

約数和(自身を除く): 181915485

約数列:

[1, 3, 5, 15, 73, 219, 365, 419, 631, 1095, 1257, 1893, 2095, 3155, 6285, 9465, 30587, 46063, 91761, 138189, 152935, 230315, 264389, 458805, 690945, 793167, 1321945, 3965835, 19300397, 57901191, 96501985, 289505955]

約数ペア:

[(1, 289505955), (3, 96501985), (5, 57901191), (15, 19300397), (73, 3965835), (219, 1321945), (365, 793167), (419, 690945), (631, 458805), (1095, 264389), (1257, 230315), (1893, 152935), (2095, 138189), (3155, 91761), (6285, 46063), (9465, 30587)]