128869790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59387}}^1$

素因数の和:59432

約数の個数: 32

約数和(自身を含む): 273659904

約数和(自身を除く): 144790114

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 59387, 118774, 296935, 415709, 593870, 831418, 1840997, 2078545, 3681994, 4157090, 9204985, 12886979, 18409970, 25773958, 64434895, 128869790]

約数ペア:

[(1, 128869790), (2, 64434895), (5, 25773958), (7, 18409970), (10, 12886979), (14, 9204985), (31, 4157090), (35, 3681994), (62, 2078545), (70, 1840997), (155, 831418), (217, 593870), (310, 415709), (434, 296935), (1085, 118774), (2170, 59387)]