28277208

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 83865600

約数和(自身を除く): 55588392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 41, 54, 62, 72, 82, 93, 103, 108, 123, 124, 164, 186, 206, 216, 246, 248, 279, 309, 328, 369, 372, 412, 492, 558, 618, 738, 744, 824, 837, 927, 984, 1107, 1116, 1236, 1271, 1476, 1674, 1854, 2214, 2232, 2472, 2542, 2781, 2952, 3193, 3348, 3708, 3813, 4223, 4428, 5084, 5562, 6386, 6696, 7416, 7626, 8446, 8856, 9579, 10168, 11124, 11439, 12669, 12772, 15252, 16892, 19158, 22248, 22878, 25338, 25544, 28737, 30504, 33784, 34317, 38007, 38316, 45756, 50676, 57474, 68634, 76014, 76632, 86211, 91512, 101352, 114021, 114948, 130913, 137268, 152028, 172422, 228042, 229896, 261826, 274536, 304056, 344844, 392739, 456084, 523652, 689688, 785478, 912168, 1047304, 1178217, 1570956, 2356434, 3141912, 3534651, 4712868, 7069302, 9425736, 14138604, 28277208]

約数ペア:

[(1, 28277208), (2, 14138604), (3, 9425736), (4, 7069302), (6, 4712868), (8, 3534651), (9, 3141912), (12, 2356434), (18, 1570956), (24, 1178217), (27, 1047304), (31, 912168), (36, 785478), (41, 689688), (54, 523652), (62, 456084), (72, 392739), (82, 344844), (93, 304056), (103, 274536), (108, 261826), (123, 229896), (124, 228042), (164, 172422), (186, 152028), (206, 137268), (216, 130913), (246, 114948), (248, 114021), (279, 101352), (309, 91512), (328, 86211), (369, 76632), (372, 76014), (412, 68634), (492, 57474), (558, 50676), (618, 45756), (738, 38316), (744, 38007), (824, 34317), (837, 33784), (927, 30504), (984, 28737), (1107, 25544), (1116, 25338), (1236, 22878), (1271, 22248), (1476, 19158), (1674, 16892), (1854, 15252), (2214, 12772), (2232, 12669), (2472, 11439), (2542, 11124), (2781, 10168), (2952, 9579), (3193, 8856), (3348, 8446), (3708, 7626), (3813, 7416), (4223, 6696), (4428, 6386), (5084, 5562)]