89987961

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{4673}}^1$

素因数の和:4821

約数の個数: 24

約数和(自身を含む): 140668704

約数和(自身を除く): 50680743

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 4673, 6419, 14019, 19257, 32711, 98133, 228977, 612163, 686931, 1836489, 4285141, 12855423, 29995987, 89987961]

約数ペア:

[(1, 89987961), (3, 29995987), (7, 12855423), (21, 4285141), (49, 1836489), (131, 686931), (147, 612163), (393, 228977), (917, 98133), (2751, 32711), (4673, 19257), (6419, 14019)]