30765015

素因数分解:

$3^5\times 5^1\times {\mathrm{25321}}^1$

素因数の和:25341

約数の個数: 24

約数和(自身を含む): 55303248

約数和(自身を除く): 24538233

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 25321, 75963, 126605, 227889, 379815, 683667, 1139445, 2051001, 3418335, 6153003, 10255005, 30765015]

約数ペア:

[(1, 30765015), (3, 10255005), (5, 6153003), (9, 3418335), (15, 2051001), (27, 1139445), (45, 683667), (81, 379815), (135, 227889), (243, 126605), (405, 75963), (1215, 25321)]