15380253

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4318

約数の個数: 32

約数和(自身を含む): 27417600

約数和(自身を除く): 12037347

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 4283, 12849, 29981, 38547, 81377, 89943, 115641, 244131, 269829, 569639, 732393, 809487, 1708917, 2197179, 5126751, 15380253]

約数ペア:

[(1, 15380253), (3, 5126751), (7, 2197179), (9, 1708917), (19, 809487), (21, 732393), (27, 569639), (57, 269829), (63, 244131), (133, 115641), (171, 89943), (189, 81377), (399, 38547), (513, 29981), (1197, 12849), (3591, 4283)]