28025088

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 92029056

約数和(自身を除く): 64003968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 401, 416, 448, 546, 624, 672, 728, 768, 802, 832, 896, 1092, 1203, 1248, 1344, 1456, 1604, 1664, 1792, 2184, 2406, 2496, 2688, 2807, 2912, 3208, 3328, 4368, 4812, 4992, 5213, 5376, 5614, 5824, 6416, 8421, 8736, 9624, 9984, 10426, 11228, 11648, 12832, 15639, 16842, 17472, 19248, 20852, 22456, 23296, 25664, 31278, 33684, 34944, 36491, 38496, 41704, 44912, 51328, 62556, 67368, 69888, 72982, 76992, 83408, 89824, 102656, 109473, 125112, 134736, 145964, 153984, 166816, 179648, 218946, 250224, 269472, 291928, 307968, 333632, 359296, 437892, 500448, 538944, 583856, 667264, 718592, 875784, 1000896, 1077888, 1167712, 1334528, 1751568, 2001792, 2155776, 2335424, 3503136, 4003584, 4670848, 7006272, 9341696, 14012544, 28025088]

約数ペア:

[(1, 28025088), (2, 14012544), (3, 9341696), (4, 7006272), (6, 4670848), (7, 4003584), (8, 3503136), (12, 2335424), (13, 2155776), (14, 2001792), (16, 1751568), (21, 1334528), (24, 1167712), (26, 1077888), (28, 1000896), (32, 875784), (39, 718592), (42, 667264), (48, 583856), (52, 538944), (56, 500448), (64, 437892), (78, 359296), (84, 333632), (91, 307968), (96, 291928), (104, 269472), (112, 250224), (128, 218946), (156, 179648), (168, 166816), (182, 153984), (192, 145964), (208, 134736), (224, 125112), (256, 109473), (273, 102656), (312, 89824), (336, 83408), (364, 76992), (384, 72982), (401, 69888), (416, 67368), (448, 62556), (546, 51328), (624, 44912), (672, 41704), (728, 38496), (768, 36491), (802, 34944), (832, 33684), (896, 31278), (1092, 25664), (1203, 23296), (1248, 22456), (1344, 20852), (1456, 19248), (1604, 17472), (1664, 16842), (1792, 15639), (2184, 12832), (2406, 11648), (2496, 11228), (2688, 10426), (2807, 9984), (2912, 9624), (3208, 8736), (3328, 8421), (4368, 6416), (4812, 5824), (4992, 5614), (5213, 5376)]