281022905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 364262400

約数和(自身を除く): 83239495

約数列:

[1, 5, 29, 31, 101, 145, 155, 505, 619, 899, 2929, 3095, 3131, 4495, 14645, 15655, 17951, 19189, 62519, 89755, 90799, 95945, 312595, 453995, 556481, 1813051, 1938089, 2782405, 9065255, 9690445, 56204581, 281022905]

約数ペア:

[(1, 281022905), (5, 56204581), (29, 9690445), (31, 9065255), (101, 2782405), (145, 1938089), (155, 1813051), (505, 556481), (619, 453995), (899, 312595), (2929, 95945), (3095, 90799), (3131, 89755), (4495, 62519), (14645, 19189), (15655, 17951)]