71856945

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{69427}}^1$

素因数の和:69461

約数の個数: 24

約数和(自身を含む): 129969216

約数和(自身を除く): 58112271

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 69427, 208281, 347135, 624843, 1041405, 1596821, 3124215, 4790463, 7984105, 14371389, 23952315, 71856945]

約数ペア:

[(1, 71856945), (3, 23952315), (5, 14371389), (9, 7984105), (15, 4790463), (23, 3124215), (45, 1596821), (69, 1041405), (115, 624843), (207, 347135), (345, 208281), (1035, 69427)]