491658496

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16139}}^1$

素因数の和:16179

約数の個数: 72

約数和(自身を含む): 1187645760

約数和(自身を除く): 695987264

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 544, 896, 952, 1088, 1792, 1904, 2176, 3808, 4352, 7616, 15232, 16139, 30464, 32278, 64556, 112973, 129112, 225946, 258224, 274363, 451892, 516448, 548726, 903784, 1032896, 1097452, 1807568, 1920541, 2065792, 2194904, 3615136, 3841082, 4131584, 4389808, 7230272, 7682164, 8779616, 14460544, 15364328, 17559232, 28921088, 30728656, 35118464, 61457312, 70236928, 122914624, 245829248, 491658496]

約数ペア:

[(1, 491658496), (2, 245829248), (4, 122914624), (7, 70236928), (8, 61457312), (14, 35118464), (16, 30728656), (17, 28921088), (28, 17559232), (32, 15364328), (34, 14460544), (56, 8779616), (64, 7682164), (68, 7230272), (112, 4389808), (119, 4131584), (128, 3841082), (136, 3615136), (224, 2194904), (238, 2065792), (256, 1920541), (272, 1807568), (448, 1097452), (476, 1032896), (544, 903784), (896, 548726), (952, 516448), (1088, 451892), (1792, 274363), (1904, 258224), (2176, 225946), (3808, 129112), (4352, 112973), (7616, 64556), (15232, 32278), (16139, 30464)]