28608435

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 52386048

約数和(自身を除く): 23777613

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 131, 207, 211, 345, 393, 633, 655, 1035, 1055, 1179, 1899, 1965, 3013, 3165, 4853, 5895, 9039, 9495, 14559, 15065, 24265, 27117, 27641, 43677, 45195, 72795, 82923, 135585, 138205, 218385, 248769, 414615, 635743, 1243845, 1907229, 3178715, 5721687, 9536145, 28608435]

約数ペア:

[(1, 28608435), (3, 9536145), (5, 5721687), (9, 3178715), (15, 1907229), (23, 1243845), (45, 635743), (69, 414615), (115, 248769), (131, 218385), (207, 138205), (211, 135585), (345, 82923), (393, 72795), (633, 45195), (655, 43677), (1035, 27641), (1055, 27117), (1179, 24265), (1899, 15065), (1965, 14559), (3013, 9495), (3165, 9039), (4853, 5895)]