399551436

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2371}}^1$

素因数の和:2563

約数の個数: 72

約数和(自身を含む): 1049904128

約数和(自身を除く): 650352692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 151, 186, 279, 302, 372, 453, 558, 604, 906, 1116, 1359, 1812, 2371, 2718, 4681, 4742, 5436, 7113, 9362, 9484, 14043, 14226, 18724, 21339, 28086, 28452, 42129, 42678, 56172, 73501, 84258, 85356, 147002, 168516, 220503, 294004, 358021, 441006, 661509, 716042, 882012, 1074063, 1323018, 1432084, 2148126, 2646036, 3222189, 4296252, 6444378, 11098651, 12888756, 22197302, 33295953, 44394604, 66591906, 99887859, 133183812, 199775718, 399551436]

約数ペア:

[(1, 399551436), (2, 199775718), (3, 133183812), (4, 99887859), (6, 66591906), (9, 44394604), (12, 33295953), (18, 22197302), (31, 12888756), (36, 11098651), (62, 6444378), (93, 4296252), (124, 3222189), (151, 2646036), (186, 2148126), (279, 1432084), (302, 1323018), (372, 1074063), (453, 882012), (558, 716042), (604, 661509), (906, 441006), (1116, 358021), (1359, 294004), (1812, 220503), (2371, 168516), (2718, 147002), (4681, 85356), (4742, 84258), (5436, 73501), (7113, 56172), (9362, 42678), (9484, 42129), (14043, 28452), (14226, 28086), (18724, 21339)]