81959877

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 126264320

約数和(自身を除く): 44304443

約数列:

[1, 3, 9, 27, 31, 93, 181, 279, 541, 543, 837, 1623, 1629, 4869, 4887, 5611, 14607, 16771, 16833, 50313, 50499, 97921, 150939, 151497, 293763, 452817, 881289, 2643867, 3035551, 9106653, 27319959, 81959877]

約数ペア:

[(1, 81959877), (3, 27319959), (9, 9106653), (27, 3035551), (31, 2643867), (93, 881289), (181, 452817), (279, 293763), (541, 151497), (543, 150939), (837, 97921), (1623, 50499), (1629, 50313), (4869, 16833), (4887, 16771), (5611, 14607)]