1279689970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{6701}}^1$

素因数の和:6847

約数の個数: 48

約数和(自身を含む): 2516708232

約数和(自身を除く): 1237018262

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 169, 226, 338, 565, 845, 1130, 1469, 1690, 2938, 6701, 7345, 13402, 14690, 19097, 33505, 38194, 67010, 87113, 95485, 174226, 190970, 435565, 757213, 871130, 1132469, 1514426, 2264938, 3786065, 5662345, 7572130, 9843769, 11324690, 19687538, 49218845, 98437690, 127968997, 255937994, 639844985, 1279689970]

約数ペア:

[(1, 1279689970), (2, 639844985), (5, 255937994), (10, 127968997), (13, 98437690), (26, 49218845), (65, 19687538), (113, 11324690), (130, 9843769), (169, 7572130), (226, 5662345), (338, 3786065), (565, 2264938), (845, 1514426), (1130, 1132469), (1469, 871130), (1690, 757213), (2938, 435565), (6701, 190970), (7345, 174226), (13402, 95485), (14690, 87113), (19097, 67010), (33505, 38194)]