197379728

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4373}}^1$

素因数の和:4432

約数の個数: 80

約数和(自身を含む): 485968896

約数和(自身を除く): 288589168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 4373, 5642, 6448, 8746, 11284, 17492, 22568, 30611, 34984, 45136, 56849, 61222, 69968, 113698, 122444, 135563, 227396, 244888, 271126, 397943, 454792, 489776, 542252, 795886, 909584, 948941, 1084504, 1591772, 1762319, 1897882, 2169008, 3183544, 3524638, 3795764, 6367088, 7049276, 7591528, 12336233, 14098552, 15183056, 24672466, 28197104, 49344932, 98689864, 197379728]

約数ペア:

[(1, 197379728), (2, 98689864), (4, 49344932), (7, 28197104), (8, 24672466), (13, 15183056), (14, 14098552), (16, 12336233), (26, 7591528), (28, 7049276), (31, 6367088), (52, 3795764), (56, 3524638), (62, 3183544), (91, 2169008), (104, 1897882), (112, 1762319), (124, 1591772), (182, 1084504), (208, 948941), (217, 909584), (248, 795886), (364, 542252), (403, 489776), (434, 454792), (496, 397943), (728, 271126), (806, 244888), (868, 227396), (1456, 135563), (1612, 122444), (1736, 113698), (2821, 69968), (3224, 61222), (3472, 56849), (4373, 45136), (5642, 34984), (6448, 30611), (8746, 22568), (11284, 17492)]