28990535

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 12135865

約数列:

[1, 5, 7, 35, 59, 101, 139, 295, 413, 505, 695, 707, 973, 2065, 3535, 4865, 5959, 8201, 14039, 29795, 41005, 41713, 57407, 70195, 98273, 208565, 287035, 491365, 828301, 4141505, 5798107, 28990535]

約数ペア:

[(1, 28990535), (5, 5798107), (7, 4141505), (35, 828301), (59, 491365), (101, 287035), (139, 208565), (295, 98273), (413, 70195), (505, 57407), (695, 41713), (707, 41005), (973, 29795), (2065, 14039), (3535, 8201), (4865, 5959)]