81906402

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{2087}}^1$

素因数の和:2334

約数の個数: 32

約数和(自身を含む): 169979904

約数和(自身を除く): 88073502

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 211, 422, 633, 1266, 2087, 4174, 6261, 6541, 12522, 13082, 19623, 39246, 64697, 129394, 194091, 388182, 440357, 880714, 1321071, 2642142, 13651067, 27302134, 40953201, 81906402]

約数ペア:

[(1, 81906402), (2, 40953201), (3, 27302134), (6, 13651067), (31, 2642142), (62, 1321071), (93, 880714), (186, 440357), (211, 388182), (422, 194091), (633, 129394), (1266, 64697), (2087, 39246), (4174, 19623), (6261, 13082), (6541, 12522)]