81571758

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{457}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 166199040

約数和(自身を除く): 84627282

約数列:

[1, 2, 3, 6, 71, 142, 213, 419, 426, 457, 838, 914, 1257, 1371, 2514, 2742, 29749, 32447, 59498, 64894, 89247, 97341, 178494, 191483, 194682, 382966, 574449, 1148898, 13595293, 27190586, 40785879, 81571758]

約数ペア:

[(1, 81571758), (2, 40785879), (3, 27190586), (6, 13595293), (71, 1148898), (142, 574449), (213, 382966), (419, 194682), (426, 191483), (457, 178494), (838, 97341), (914, 89247), (1257, 64894), (1371, 59498), (2514, 32447), (2742, 29749)]