403281728

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:236

約数の個数: 84

約数和(自身を含む): 847465920

約数和(自身を除く): 444184192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 83, 124, 158, 166, 248, 316, 332, 496, 632, 664, 961, 992, 1264, 1328, 1922, 1984, 2449, 2528, 2573, 2656, 3844, 4898, 5056, 5146, 5312, 6557, 7688, 9796, 10292, 13114, 15376, 19592, 20584, 26228, 30752, 39184, 41168, 52456, 61504, 75919, 78368, 79763, 82336, 104912, 151838, 156736, 159526, 164672, 203267, 209824, 303676, 319052, 406534, 419648, 607352, 638104, 813068, 1214704, 1276208, 1626136, 2429408, 2552416, 3252272, 4858816, 5104832, 6301277, 6504544, 12602554, 13009088, 25205108, 50410216, 100820432, 201640864, 403281728]

約数ペア:

[(1, 403281728), (2, 201640864), (4, 100820432), (8, 50410216), (16, 25205108), (31, 13009088), (32, 12602554), (62, 6504544), (64, 6301277), (79, 5104832), (83, 4858816), (124, 3252272), (158, 2552416), (166, 2429408), (248, 1626136), (316, 1276208), (332, 1214704), (496, 813068), (632, 638104), (664, 607352), (961, 419648), (992, 406534), (1264, 319052), (1328, 303676), (1922, 209824), (1984, 203267), (2449, 164672), (2528, 159526), (2573, 156736), (2656, 151838), (3844, 104912), (4898, 82336), (5056, 79763), (5146, 78368), (5312, 75919), (6557, 61504), (7688, 52456), (9796, 41168), (10292, 39184), (13114, 30752), (15376, 26228), (19592, 20584)]