9876815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 13499136

約数和(自身を除く): 3622321

約数列:

[1, 5, 13, 47, 53, 61, 65, 235, 265, 305, 611, 689, 793, 2491, 2867, 3055, 3233, 3445, 3965, 12455, 14335, 16165, 32383, 37271, 42029, 151951, 161915, 186355, 210145, 759755, 1975363, 9876815]

約数ペア:

[(1, 9876815), (5, 1975363), (13, 759755), (47, 210145), (53, 186355), (61, 161915), (65, 151951), (235, 42029), (265, 37271), (305, 32383), (611, 16165), (689, 14335), (793, 12455), (2491, 3965), (2867, 3445), (3055, 3233)]