228906945

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:787

約数の個数: 64

約数和(自身を含む): 425779200

約数和(自身を除く): 196872255

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 83, 93, 135, 155, 249, 279, 415, 465, 659, 747, 837, 1245, 1395, 1977, 2241, 2573, 3295, 3735, 4185, 5931, 7719, 9885, 11205, 12865, 17793, 20429, 23157, 29655, 38595, 54697, 61287, 69471, 88965, 102145, 115785, 164091, 183861, 273485, 306435, 347355, 492273, 551583, 820455, 919305, 1476819, 1695607, 2461365, 2757915, 5086821, 7384095, 8478035, 15260463, 25434105, 45781389, 76302315, 228906945]

約数ペア:

[(1, 228906945), (3, 76302315), (5, 45781389), (9, 25434105), (15, 15260463), (27, 8478035), (31, 7384095), (45, 5086821), (83, 2757915), (93, 2461365), (135, 1695607), (155, 1476819), (249, 919305), (279, 820455), (415, 551583), (465, 492273), (659, 347355), (747, 306435), (837, 273485), (1245, 183861), (1395, 164091), (1977, 115785), (2241, 102145), (2573, 88965), (3295, 69471), (3735, 61287), (4185, 54697), (5931, 38595), (7719, 29655), (9885, 23157), (11205, 20429), (12865, 17793)]