28489656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 48924744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 127, 156, 254, 312, 381, 508, 719, 762, 1016, 1438, 1524, 1651, 2157, 2876, 3048, 3302, 4314, 4953, 5752, 6604, 8628, 9347, 9906, 13208, 17256, 18694, 19812, 28041, 37388, 39624, 56082, 74776, 91313, 112164, 182626, 224328, 273939, 365252, 547878, 730504, 1095756, 1187069, 2191512, 2374138, 3561207, 4748276, 7122414, 9496552, 14244828, 28489656]

約数ペア:

[(1, 28489656), (2, 14244828), (3, 9496552), (4, 7122414), (6, 4748276), (8, 3561207), (12, 2374138), (13, 2191512), (24, 1187069), (26, 1095756), (39, 730504), (52, 547878), (78, 365252), (104, 273939), (127, 224328), (156, 182626), (254, 112164), (312, 91313), (381, 74776), (508, 56082), (719, 39624), (762, 37388), (1016, 28041), (1438, 19812), (1524, 18694), (1651, 17256), (2157, 13208), (2876, 9906), (3048, 9347), (3302, 8628), (4314, 6604), (4953, 5752)]