28210788

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 78462720

約数和(自身を除く): 50251932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 41, 46, 54, 69, 82, 92, 108, 123, 138, 164, 207, 246, 276, 277, 369, 414, 492, 554, 621, 738, 828, 831, 943, 1107, 1108, 1242, 1476, 1662, 1886, 2214, 2484, 2493, 2829, 3324, 3772, 4428, 4986, 5658, 6371, 7479, 8487, 9972, 11316, 11357, 12742, 14958, 16974, 19113, 22714, 25461, 25484, 29916, 33948, 34071, 38226, 45428, 50922, 57339, 68142, 76452, 101844, 102213, 114678, 136284, 172017, 204426, 229356, 261211, 306639, 344034, 408852, 522422, 613278, 688068, 783633, 1044844, 1226556, 1567266, 2350899, 3134532, 4701798, 7052697, 9403596, 14105394, 28210788]

約数ペア:

[(1, 28210788), (2, 14105394), (3, 9403596), (4, 7052697), (6, 4701798), (9, 3134532), (12, 2350899), (18, 1567266), (23, 1226556), (27, 1044844), (36, 783633), (41, 688068), (46, 613278), (54, 522422), (69, 408852), (82, 344034), (92, 306639), (108, 261211), (123, 229356), (138, 204426), (164, 172017), (207, 136284), (246, 114678), (276, 102213), (277, 101844), (369, 76452), (414, 68142), (492, 57339), (554, 50922), (621, 45428), (738, 38226), (828, 34071), (831, 33948), (943, 29916), (1107, 25484), (1108, 25461), (1242, 22714), (1476, 19113), (1662, 16974), (1886, 14958), (2214, 12742), (2484, 11357), (2493, 11316), (2829, 9972), (3324, 8487), (3772, 7479), (4428, 6371), (4986, 5658)]