667531988

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 1231507200

約数和(自身を除く): 563975212

約数列:

[1, 2, 4, 41, 67, 79, 82, 134, 158, 164, 268, 316, 769, 1538, 2747, 3076, 3239, 5293, 5494, 6478, 10586, 10988, 12956, 21172, 31529, 51523, 60751, 63058, 103046, 121502, 126116, 206092, 217013, 243004, 434026, 868052, 2112443, 2490791, 4070317, 4224886, 4981582, 8140634, 8449772, 9963164, 16281268, 166882997, 333765994, 667531988]

約数ペア:

[(1, 667531988), (2, 333765994), (4, 166882997), (41, 16281268), (67, 9963164), (79, 8449772), (82, 8140634), (134, 4981582), (158, 4224886), (164, 4070317), (268, 2490791), (316, 2112443), (769, 868052), (1538, 434026), (2747, 243004), (3076, 217013), (3239, 206092), (5293, 126116), (5494, 121502), (6478, 103046), (10586, 63058), (10988, 60751), (12956, 51523), (21172, 31529)]