64631817

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{523}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 100608000

約数和(自身を除く): 35976183

約数列:

[1, 3, 9, 23, 27, 69, 199, 207, 523, 597, 621, 1569, 1791, 4577, 4707, 5373, 12029, 13731, 14121, 36087, 41193, 104077, 108261, 123579, 312231, 324783, 936693, 2393771, 2810079, 7181313, 21543939, 64631817]

約数ペア:

[(1, 64631817), (3, 21543939), (9, 7181313), (23, 2810079), (27, 2393771), (69, 936693), (199, 324783), (207, 312231), (523, 123579), (597, 108261), (621, 104077), (1569, 41193), (1791, 36087), (4577, 14121), (4707, 13731), (5373, 12029)]