172019955

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 279290880

約数和(自身を除く): 107270925

約数列:

[1, 3, 5, 15, 151, 173, 439, 453, 519, 755, 865, 1317, 2195, 2265, 2595, 6585, 26123, 66289, 75947, 78369, 130615, 198867, 227841, 331445, 379735, 391845, 994335, 1139205, 11467997, 34403991, 57339985, 172019955]

約数ペア:

[(1, 172019955), (3, 57339985), (5, 34403991), (15, 11467997), (151, 1139205), (173, 994335), (439, 391845), (453, 379735), (519, 331445), (755, 227841), (865, 198867), (1317, 130615), (2195, 78369), (2265, 75947), (2595, 66289), (6585, 26123)]