211687568

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{2437}}^1$

素因数の和:2595

約数の個数: 40

約数和(自身を含む): 421725240

約数和(自身を除く): 210037672

約数列:

[1, 2, 4, 8, 16, 61, 89, 122, 178, 244, 356, 488, 712, 976, 1424, 2437, 4874, 5429, 9748, 10858, 19496, 21716, 38992, 43432, 86864, 148657, 216893, 297314, 433786, 594628, 867572, 1189256, 1735144, 2378512, 3470288, 13230473, 26460946, 52921892, 105843784, 211687568]

約数ペア:

[(1, 211687568), (2, 105843784), (4, 52921892), (8, 26460946), (16, 13230473), (61, 3470288), (89, 2378512), (122, 1735144), (178, 1189256), (244, 867572), (356, 594628), (488, 433786), (712, 297314), (976, 216893), (1424, 148657), (2437, 86864), (4874, 43432), (5429, 38992), (9748, 21716), (10858, 19496)]