398349952

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3109}}^1$

素因数の和:3154

約数の個数: 128

約数和(自身を含む): 1065859200

約数和(自身を除く): 667509248

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 176, 182, 208, 224, 286, 308, 352, 364, 416, 448, 572, 616, 704, 728, 832, 896, 1001, 1144, 1232, 1408, 1456, 1664, 2002, 2288, 2464, 2912, 3109, 4004, 4576, 4928, 5824, 6218, 8008, 9152, 9856, 11648, 12436, 16016, 18304, 21763, 24872, 32032, 34199, 40417, 43526, 49744, 64064, 68398, 80834, 87052, 99488, 128128, 136796, 161668, 174104, 198976, 239393, 273592, 282919, 323336, 348208, 397952, 444587, 478786, 547184, 565838, 646672, 696416, 889174, 957572, 1094368, 1131676, 1293344, 1392832, 1778348, 1915144, 2188736, 2263352, 2586688, 2785664, 3112109, 3556696, 3830288, 4377472, 4526704, 5173376, 6224218, 7113392, 7660576, 9053408, 12448436, 14226784, 15321152, 18106816, 24896872, 28453568, 30642304, 36213632, 49793744, 56907136, 99587488, 199174976, 398349952]

約数ペア:

[(1, 398349952), (2, 199174976), (4, 99587488), (7, 56907136), (8, 49793744), (11, 36213632), (13, 30642304), (14, 28453568), (16, 24896872), (22, 18106816), (26, 15321152), (28, 14226784), (32, 12448436), (44, 9053408), (52, 7660576), (56, 7113392), (64, 6224218), (77, 5173376), (88, 4526704), (91, 4377472), (104, 3830288), (112, 3556696), (128, 3112109), (143, 2785664), (154, 2586688), (176, 2263352), (182, 2188736), (208, 1915144), (224, 1778348), (286, 1392832), (308, 1293344), (352, 1131676), (364, 1094368), (416, 957572), (448, 889174), (572, 696416), (616, 646672), (704, 565838), (728, 547184), (832, 478786), (896, 444587), (1001, 397952), (1144, 348208), (1232, 323336), (1408, 282919), (1456, 273592), (1664, 239393), (2002, 198976), (2288, 174104), (2464, 161668), (2912, 136796), (3109, 128128), (4004, 99488), (4576, 87052), (4928, 80834), (5824, 68398), (6218, 64064), (8008, 49744), (9152, 43526), (9856, 40417), (11648, 34199), (12436, 32032), (16016, 24872), (18304, 21763)]