199974970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{13613}}^1$

素因数の和:13746

約数の個数: 32

約数和(自身を含む): 391102992

約数和(自身を除く): 191128022

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 7345, 13613, 14690, 27226, 68065, 136130, 176969, 353938, 884845, 1538269, 1769690, 3076538, 7691345, 15382690, 19997497, 39994994, 99987485, 199974970]

約数ペア:

[(1, 199974970), (2, 99987485), (5, 39994994), (10, 19997497), (13, 15382690), (26, 7691345), (65, 3076538), (113, 1769690), (130, 1538269), (226, 884845), (565, 353938), (1130, 176969), (1469, 136130), (2938, 68065), (7345, 27226), (13613, 14690)]