1804465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 32

約数和(自身を含む): 2612736

約数和(自身を除く): 808271

約数列:

[1, 5, 13, 17, 23, 65, 71, 85, 115, 221, 299, 355, 391, 923, 1105, 1207, 1495, 1633, 1955, 4615, 5083, 6035, 8165, 15691, 21229, 25415, 27761, 78455, 106145, 138805, 360893, 1804465]

約数ペア:

[(1, 1804465), (5, 360893), (13, 138805), (17, 106145), (23, 78455), (65, 27761), (71, 25415), (85, 21229), (115, 15691), (221, 8165), (299, 6035), (355, 5083), (391, 4615), (923, 1955), (1105, 1633), (1207, 1495)]