28800705

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 47950848

約数和(自身を除く): 19150143

約数列:

[1, 3, 5, 15, 31, 93, 155, 241, 257, 465, 723, 771, 1205, 1285, 3615, 3855, 7471, 7967, 22413, 23901, 37355, 39835, 61937, 112065, 119505, 185811, 309685, 929055, 1920047, 5760141, 9600235, 28800705]

約数ペア:

[(1, 28800705), (3, 9600235), (5, 5760141), (15, 1920047), (31, 929055), (93, 309685), (155, 185811), (241, 119505), (257, 112065), (465, 61937), (723, 39835), (771, 37355), (1205, 23901), (1285, 22413), (3615, 7967), (3855, 7471)]