25302783

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 42550272

約数和(自身を除く): 17247489

約数列:

[1, 3, 11, 17, 23, 33, 37, 51, 53, 69, 111, 159, 187, 253, 391, 407, 561, 583, 629, 759, 851, 901, 1173, 1219, 1221, 1749, 1887, 1961, 2553, 2703, 3657, 4301, 5883, 6919, 9361, 9911, 12903, 13409, 14467, 20723, 20757, 21571, 28083, 29733, 33337, 40227, 43401, 45103, 62169, 64713, 100011, 135309, 159137, 227953, 366707, 477411, 496133, 683859, 766751, 1100121, 1488399, 2300253, 8434261, 25302783]

約数ペア:

[(1, 25302783), (3, 8434261), (11, 2300253), (17, 1488399), (23, 1100121), (33, 766751), (37, 683859), (51, 496133), (53, 477411), (69, 366707), (111, 227953), (159, 159137), (187, 135309), (253, 100011), (391, 64713), (407, 62169), (561, 45103), (583, 43401), (629, 40227), (759, 33337), (851, 29733), (901, 28083), (1173, 21571), (1219, 20757), (1221, 20723), (1749, 14467), (1887, 13409), (1961, 12903), (2553, 9911), (2703, 9361), (3657, 6919), (4301, 5883)]