398133792

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{21943}}^1$

素因数の和:21972

約数の個数: 120

約数和(自身を含む): 1338232896

約数和(自身を除く): 940099104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 9072, 18144, 21943, 43886, 65829, 87772, 131658, 153601, 175544, 197487, 263316, 307202, 351088, 394974, 460803, 526632, 592461, 614404, 702176, 789948, 921606, 1053264, 1184922, 1228808, 1382409, 1579896, 1777383, 1843212, 2106528, 2369844, 2457616, 2764818, 3159792, 3554766, 3686424, 4147227, 4739688, 4915232, 5529636, 6319584, 7109532, 7372848, 8294454, 9479376, 11059272, 12441681, 14219064, 14745696, 16588908, 18958752, 22118544, 24883362, 28438128, 33177816, 44237088, 49766724, 56876256, 66355632, 99533448, 132711264, 199066896, 398133792]

約数ペア:

[(1, 398133792), (2, 199066896), (3, 132711264), (4, 99533448), (6, 66355632), (7, 56876256), (8, 49766724), (9, 44237088), (12, 33177816), (14, 28438128), (16, 24883362), (18, 22118544), (21, 18958752), (24, 16588908), (27, 14745696), (28, 14219064), (32, 12441681), (36, 11059272), (42, 9479376), (48, 8294454), (54, 7372848), (56, 7109532), (63, 6319584), (72, 5529636), (81, 4915232), (84, 4739688), (96, 4147227), (108, 3686424), (112, 3554766), (126, 3159792), (144, 2764818), (162, 2457616), (168, 2369844), (189, 2106528), (216, 1843212), (224, 1777383), (252, 1579896), (288, 1382409), (324, 1228808), (336, 1184922), (378, 1053264), (432, 921606), (504, 789948), (567, 702176), (648, 614404), (672, 592461), (756, 526632), (864, 460803), (1008, 394974), (1134, 351088), (1296, 307202), (1512, 263316), (2016, 197487), (2268, 175544), (2592, 153601), (3024, 131658), (4536, 87772), (6048, 65829), (9072, 43886), (18144, 21943)]