81427514

素因数分解:

$2^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:608

約数の個数: 40

約数和(自身を含む): 147355008

約数和(自身を除く): 65927494

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 343, 434, 547, 686, 1094, 1519, 2401, 3038, 3829, 4802, 7658, 10633, 16957, 21266, 26803, 33914, 53606, 74431, 118699, 148862, 187621, 237398, 375242, 830893, 1313347, 1661786, 2626694, 5816251, 11632502, 40713757, 81427514]

約数ペア:

[(1, 81427514), (2, 40713757), (7, 11632502), (14, 5816251), (31, 2626694), (49, 1661786), (62, 1313347), (98, 830893), (217, 375242), (343, 237398), (434, 187621), (547, 148862), (686, 118699), (1094, 74431), (1519, 53606), (2401, 33914), (3038, 26803), (3829, 21266), (4802, 16957), (7658, 10633)]