30321999

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2188

約数の個数: 32

約数和(自身を含む): 49121280

約数和(自身を除く): 18799281

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 527, 837, 1581, 2131, 4743, 6393, 14229, 19179, 36227, 57537, 66061, 108681, 198183, 326043, 594549, 978129, 1123037, 1783647, 3369111, 10107333, 30321999]

約数ペア:

[(1, 30321999), (3, 10107333), (9, 3369111), (17, 1783647), (27, 1123037), (31, 978129), (51, 594549), (93, 326043), (153, 198183), (279, 108681), (459, 66061), (527, 57537), (837, 36227), (1581, 19179), (2131, 14229), (4743, 6393)]