30281307

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2617}}^1$

素因数の和:2675

約数の個数: 32

約数和(自身を含む): 50265600

約数和(自身を除く): 19984293

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 2617, 3857, 7851, 11571, 18319, 49723, 54957, 75893, 149169, 227679, 348061, 531251, 1044183, 1441967, 1593753, 4325901, 10093769, 30281307]

約数ペア:

[(1, 30281307), (3, 10093769), (7, 4325901), (19, 1593753), (21, 1441967), (29, 1044183), (57, 531251), (87, 348061), (133, 227679), (203, 149169), (399, 75893), (551, 54957), (609, 49723), (1653, 18319), (2617, 11571), (3857, 7851)]