28708641

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 46368000

約数和(自身を除く): 17659359

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 801, 919, 1157, 2403, 2757, 3471, 8271, 10413, 11947, 24813, 31239, 35841, 81791, 107523, 245373, 322569, 736119, 1063283, 2208357, 3189849, 9569547, 28708641]

約数ペア:

[(1, 28708641), (3, 9569547), (9, 3189849), (13, 2208357), (27, 1063283), (39, 736119), (89, 322569), (117, 245373), (267, 107523), (351, 81791), (801, 35841), (919, 31239), (1157, 24813), (2403, 11947), (2757, 10413), (3471, 8271)]