64019955

素因数分解:

$3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{19139}}^1$

素因数の和:19370

約数の個数: 16

約数和(自身を含む): 102896640

約数和(自身を除く): 38876685

約数列:

[1, 3, 5, 15, 223, 669, 1115, 3345, 19139, 57417, 95695, 287085, 4267997, 12803991, 21339985, 64019955]

約数ペア:

[(1, 64019955), (3, 21339985), (5, 12803991), (15, 4267997), (223, 287085), (669, 95695), (1115, 57417), (3345, 19139)]