28004904

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{12547}}^1$

素因数の和:12590

約数の個数: 48

約数和(自身を含む): 78299520

約数和(自身を除く): 50294616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 12547, 25094, 37641, 50188, 75282, 100376, 112923, 150564, 225846, 301128, 388957, 451692, 777914, 903384, 1166871, 1555828, 2333742, 3111656, 3500613, 4667484, 7001226, 9334968, 14002452, 28004904]

約数ペア:

[(1, 28004904), (2, 14002452), (3, 9334968), (4, 7001226), (6, 4667484), (8, 3500613), (9, 3111656), (12, 2333742), (18, 1555828), (24, 1166871), (31, 903384), (36, 777914), (62, 451692), (72, 388957), (93, 301128), (124, 225846), (186, 150564), (248, 112923), (279, 100376), (372, 75282), (558, 50188), (744, 37641), (1116, 25094), (2232, 12547)]