64604817

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 98703360

約数和(自身を除く): 34098543

約数列:

[1, 3, 9, 27, 67, 71, 201, 213, 503, 603, 639, 1509, 1809, 1917, 4527, 4757, 13581, 14271, 33701, 35713, 42813, 101103, 107139, 128439, 303309, 321417, 909927, 964251, 2392771, 7178313, 21534939, 64604817]

約数ペア:

[(1, 64604817), (3, 21534939), (9, 7178313), (27, 2392771), (67, 964251), (71, 909927), (201, 321417), (213, 303309), (503, 128439), (603, 107139), (639, 101103), (1509, 42813), (1809, 35713), (1917, 33701), (4527, 14271), (4757, 13581)]