15971895

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12239}}^1$

素因数の和:12279

約数の個数: 24

約数和(自身を含む): 28641600

約数和(自身を除く): 12669705

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 12239, 36717, 61195, 110151, 183585, 354931, 550755, 1064793, 1774655, 3194379, 5323965, 15971895]

約数ペア:

[(1, 15971895), (3, 5323965), (5, 3194379), (9, 1774655), (15, 1064793), (29, 550755), (45, 354931), (87, 183585), (145, 110151), (261, 61195), (435, 36717), (1305, 12239)]