38678715

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2281

約数の個数: 40

約数和(自身を含む): 70979568

約数和(自身を除く): 32300853

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 2221, 3483, 5805, 6663, 11105, 17415, 19989, 33315, 59967, 95503, 99945, 179901, 286509, 299835, 477515, 859527, 899505, 1432545, 2578581, 4297635, 7735743, 12892905, 38678715]

約数ペア:

[(1, 38678715), (3, 12892905), (5, 7735743), (9, 4297635), (15, 2578581), (27, 1432545), (43, 899505), (45, 859527), (81, 477515), (129, 299835), (135, 286509), (215, 179901), (387, 99945), (405, 95503), (645, 59967), (1161, 33315), (1935, 19989), (2221, 17415), (3483, 11105), (5805, 6663)]