668828859

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 934053120

約数和(自身を除く): 265224261

約数列:

[1, 3, 41, 89, 107, 123, 267, 321, 571, 1713, 3649, 4387, 9523, 10947, 13161, 23411, 28569, 50819, 61097, 70233, 152457, 183291, 390443, 1171329, 2083579, 2504977, 5437633, 6250737, 7514931, 16312899, 222942953, 668828859]

約数ペア:

[(1, 668828859), (3, 222942953), (41, 16312899), (89, 7514931), (107, 6250737), (123, 5437633), (267, 2504977), (321, 2083579), (571, 1171329), (1713, 390443), (3649, 183291), (4387, 152457), (9523, 70233), (10947, 61097), (13161, 50819), (23411, 28569)]