1320571854

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{16823}}^1$

素因数の和:16934

約数の個数: 72

約数和(自身を含む): 3365977680

約数和(自身を除く): 2045405826

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 89, 98, 126, 147, 178, 267, 294, 441, 534, 623, 801, 882, 1246, 1602, 1869, 3738, 4361, 5607, 8722, 11214, 13083, 16823, 26166, 33646, 39249, 50469, 78498, 100938, 117761, 151407, 235522, 302814, 353283, 706566, 824327, 1059849, 1497247, 1648654, 2119698, 2472981, 2994494, 4491741, 4945962, 7418943, 8983482, 10480729, 13475223, 14837886, 20961458, 26950446, 31442187, 62884374, 73365103, 94326561, 146730206, 188653122, 220095309, 440190618, 660285927, 1320571854]

約数ペア:

[(1, 1320571854), (2, 660285927), (3, 440190618), (6, 220095309), (7, 188653122), (9, 146730206), (14, 94326561), (18, 73365103), (21, 62884374), (42, 31442187), (49, 26950446), (63, 20961458), (89, 14837886), (98, 13475223), (126, 10480729), (147, 8983482), (178, 7418943), (267, 4945962), (294, 4491741), (441, 2994494), (534, 2472981), (623, 2119698), (801, 1648654), (882, 1497247), (1246, 1059849), (1602, 824327), (1869, 706566), (3738, 353283), (4361, 302814), (5607, 235522), (8722, 151407), (11214, 117761), (13083, 100938), (16823, 78498), (26166, 50469), (33646, 39249)]