398679568

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1429}}^1$

素因数の和:1544

約数の個数: 80

約数和(自身を含む): 919226880

約数和(自身を除く): 520547312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 53, 56, 94, 106, 112, 188, 212, 329, 371, 376, 424, 658, 742, 752, 848, 1316, 1429, 1484, 2491, 2632, 2858, 2968, 4982, 5264, 5716, 5936, 9964, 10003, 11432, 17437, 19928, 20006, 22864, 34874, 39856, 40012, 67163, 69748, 75737, 80024, 134326, 139496, 151474, 160048, 268652, 278992, 302948, 470141, 530159, 537304, 605896, 940282, 1060318, 1074608, 1211792, 1880564, 2120636, 3559639, 3761128, 4241272, 7119278, 7522256, 8482544, 14238556, 24917473, 28477112, 49834946, 56954224, 99669892, 199339784, 398679568]

約数ペア:

[(1, 398679568), (2, 199339784), (4, 99669892), (7, 56954224), (8, 49834946), (14, 28477112), (16, 24917473), (28, 14238556), (47, 8482544), (53, 7522256), (56, 7119278), (94, 4241272), (106, 3761128), (112, 3559639), (188, 2120636), (212, 1880564), (329, 1211792), (371, 1074608), (376, 1060318), (424, 940282), (658, 605896), (742, 537304), (752, 530159), (848, 470141), (1316, 302948), (1429, 278992), (1484, 268652), (2491, 160048), (2632, 151474), (2858, 139496), (2968, 134326), (4982, 80024), (5264, 75737), (5716, 69748), (5936, 67163), (9964, 40012), (10003, 39856), (11432, 34874), (17437, 22864), (19928, 20006)]