214955990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1264447}}^1$

素因数の和:1264471

約数の個数: 16

約数和(自身を含む): 409681152

約数和(自身を除く): 194725162

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1264447, 2528894, 6322235, 12644470, 21495599, 42991198, 107477995, 214955990]

約数ペア:

[(1, 214955990), (2, 107477995), (5, 42991198), (10, 21495599), (17, 12644470), (34, 6322235), (85, 2528894), (170, 1264447)]