61998235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:3007

約数の個数: 32

約数和(自身を含む): 89328960

約数和(自身を除く): 27330725

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 2953, 4199, 14765, 20995, 38389, 50201, 56107, 191945, 251005, 280535, 652613, 729391, 953819, 3263065, 3646955, 4769095, 12399647, 61998235]

約数ペア:

[(1, 61998235), (5, 12399647), (13, 4769095), (17, 3646955), (19, 3263065), (65, 953819), (85, 729391), (95, 652613), (221, 280535), (247, 251005), (323, 191945), (1105, 56107), (1235, 50201), (1615, 38389), (2953, 20995), (4199, 14765)]