1638610485

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1\times {\mathrm{2971}}^1$

素因数の和:3505

約数の個数: 32

約数和(自身を含む): 2660249088

約数和(自身を除く): 1021638603

約数列:

[1, 3, 5, 15, 83, 249, 415, 443, 1245, 1329, 2215, 2971, 6645, 8913, 14855, 36769, 44565, 110307, 183845, 246593, 551535, 739779, 1232965, 1316153, 3698895, 3948459, 6580765, 19742295, 109240699, 327722097, 546203495, 1638610485]

約数ペア:

[(1, 1638610485), (3, 546203495), (5, 327722097), (15, 109240699), (83, 19742295), (249, 6580765), (415, 3948459), (443, 3698895), (1245, 1316153), (1329, 1232965), (2215, 739779), (2971, 551535), (6645, 246593), (8913, 183845), (14855, 110307), (36769, 44565)]