131746048

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2047

約数の個数: 72

約数和(自身を含む): 308823872

約数和(自身を除く): 177077824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 518, 592, 896, 1036, 1184, 1792, 1987, 2072, 2368, 3974, 4144, 4736, 7948, 8288, 9472, 13909, 15896, 16576, 27818, 31792, 33152, 55636, 63584, 66304, 73519, 111272, 127168, 147038, 222544, 254336, 294076, 445088, 508672, 514633, 588152, 890176, 1029266, 1176304, 1780352, 2058532, 2352608, 3560704, 4117064, 4705216, 8234128, 9410432, 16468256, 18820864, 32936512, 65873024, 131746048]

約数ペア:

[(1, 131746048), (2, 65873024), (4, 32936512), (7, 18820864), (8, 16468256), (14, 9410432), (16, 8234128), (28, 4705216), (32, 4117064), (37, 3560704), (56, 2352608), (64, 2058532), (74, 1780352), (112, 1176304), (128, 1029266), (148, 890176), (224, 588152), (256, 514633), (259, 508672), (296, 445088), (448, 294076), (518, 254336), (592, 222544), (896, 147038), (1036, 127168), (1184, 111272), (1792, 73519), (1987, 66304), (2072, 63584), (2368, 55636), (3974, 33152), (4144, 31792), (4736, 27818), (7948, 16576), (8288, 15896), (9472, 13909)]