821652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 2163840

約数和(自身を除く): 1342188

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 229, 276, 299, 458, 598, 687, 897, 916, 1196, 1374, 1794, 2748, 2977, 3588, 5267, 5954, 8931, 10534, 11908, 15801, 17862, 21068, 31602, 35724, 63204, 68471, 136942, 205413, 273884, 410826, 821652]

約数ペア:

[(1, 821652), (2, 410826), (3, 273884), (4, 205413), (6, 136942), (12, 68471), (13, 63204), (23, 35724), (26, 31602), (39, 21068), (46, 17862), (52, 15801), (69, 11908), (78, 10534), (92, 8931), (138, 5954), (156, 5267), (229, 3588), (276, 2977), (299, 2748), (458, 1794), (598, 1374), (687, 1196), (897, 916)]