1309518

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 3419520

約数和(自身を除く): 2110002

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 547, 798, 1094, 1197, 1641, 2394, 3282, 3829, 4923, 7658, 9846, 10393, 11487, 20786, 22974, 31179, 34461, 62358, 68922, 72751, 93537, 145502, 187074, 218253, 436506, 654759, 1309518]

約数ペア:

[(1, 1309518), (2, 654759), (3, 436506), (6, 218253), (7, 187074), (9, 145502), (14, 93537), (18, 72751), (19, 68922), (21, 62358), (38, 34461), (42, 31179), (57, 22974), (63, 20786), (114, 11487), (126, 10393), (133, 9846), (171, 7658), (266, 4923), (342, 3829), (399, 3282), (547, 2394), (798, 1641), (1094, 1197)]