64732821

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 92394720

約数和(自身を除く): 27661899

約数列:

[1, 3, 17, 51, 197, 289, 379, 591, 867, 1137, 3349, 6443, 10047, 19329, 56933, 74663, 109531, 170799, 223989, 328593, 1269271, 3807813, 21577607, 64732821]

約数ペア:

[(1, 64732821), (3, 21577607), (17, 3807813), (51, 1269271), (197, 328593), (289, 223989), (379, 170799), (591, 109531), (867, 74663), (1137, 56933), (3349, 19329), (6443, 10047)]