399724248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1327}}^1$

素因数の和:1517

約数の個数: 128

約数和(自身を含む): 1254481920

約数和(自身を除く): 854757672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 163, 168, 231, 264, 308, 326, 462, 489, 616, 652, 924, 978, 1141, 1304, 1327, 1793, 1848, 1956, 2282, 2654, 3423, 3586, 3912, 3981, 4564, 5308, 5379, 6846, 7172, 7962, 9128, 9289, 10616, 10758, 12551, 13692, 14344, 14597, 15924, 18578, 21516, 25102, 27384, 27867, 29194, 31848, 37156, 37653, 43032, 43791, 50204, 55734, 58388, 74312, 75306, 87582, 100408, 102179, 111468, 116776, 150612, 175164, 204358, 216301, 222936, 301224, 306537, 350328, 408716, 432602, 613074, 648903, 817432, 865204, 1226148, 1297806, 1514107, 1730408, 2379311, 2452296, 2595612, 3028214, 4542321, 4758622, 5191224, 6056428, 7137933, 9084642, 9517244, 12112856, 14275866, 16655177, 18169284, 19034488, 28551732, 33310354, 36338568, 49965531, 57103464, 66620708, 99931062, 133241416, 199862124, 399724248]

約数ペア:

[(1, 399724248), (2, 199862124), (3, 133241416), (4, 99931062), (6, 66620708), (7, 57103464), (8, 49965531), (11, 36338568), (12, 33310354), (14, 28551732), (21, 19034488), (22, 18169284), (24, 16655177), (28, 14275866), (33, 12112856), (42, 9517244), (44, 9084642), (56, 7137933), (66, 6056428), (77, 5191224), (84, 4758622), (88, 4542321), (132, 3028214), (154, 2595612), (163, 2452296), (168, 2379311), (231, 1730408), (264, 1514107), (308, 1297806), (326, 1226148), (462, 865204), (489, 817432), (616, 648903), (652, 613074), (924, 432602), (978, 408716), (1141, 350328), (1304, 306537), (1327, 301224), (1793, 222936), (1848, 216301), (1956, 204358), (2282, 175164), (2654, 150612), (3423, 116776), (3586, 111468), (3912, 102179), (3981, 100408), (4564, 87582), (5308, 75306), (5379, 74312), (6846, 58388), (7172, 55734), (7962, 50204), (9128, 43791), (9289, 43032), (10616, 37653), (10758, 37156), (12551, 31848), (13692, 29194), (14344, 27867), (14597, 27384), (15924, 25102), (18578, 21516)]