63644815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 85349376

約数和(自身を除く): 21704561

約数列:

[1, 5, 13, 47, 65, 83, 235, 251, 415, 611, 1079, 1255, 3055, 3263, 3901, 5395, 11797, 16315, 19505, 20833, 50713, 58985, 104165, 153361, 253565, 270829, 766805, 979151, 1354145, 4895755, 12728963, 63644815]

約数ペア:

[(1, 63644815), (5, 12728963), (13, 4895755), (47, 1354145), (65, 979151), (83, 766805), (235, 270829), (251, 253565), (415, 153361), (611, 104165), (1079, 58985), (1255, 50713), (3055, 20833), (3263, 19505), (3901, 16315), (5395, 11797)]