261143932

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1093}}^1$

素因数の和:1187

約数の個数: 72

約数和(自身を含む): 565711776

約数和(自身を除く): 304567844

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 53, 92, 98, 106, 161, 196, 212, 322, 371, 644, 742, 1093, 1127, 1219, 1484, 2186, 2254, 2438, 2597, 4372, 4508, 4876, 5194, 7651, 8533, 10388, 15302, 17066, 25139, 30604, 34132, 50278, 53557, 57929, 59731, 100556, 107114, 115858, 119462, 175973, 214228, 231716, 238924, 351946, 405503, 703892, 811006, 1231811, 1332367, 1622012, 2463622, 2664734, 2838521, 4927244, 5329468, 5677042, 9326569, 11354084, 18653138, 37306276, 65285983, 130571966, 261143932]

約数ペア:

[(1, 261143932), (2, 130571966), (4, 65285983), (7, 37306276), (14, 18653138), (23, 11354084), (28, 9326569), (46, 5677042), (49, 5329468), (53, 4927244), (92, 2838521), (98, 2664734), (106, 2463622), (161, 1622012), (196, 1332367), (212, 1231811), (322, 811006), (371, 703892), (644, 405503), (742, 351946), (1093, 238924), (1127, 231716), (1219, 214228), (1484, 175973), (2186, 119462), (2254, 115858), (2438, 107114), (2597, 100556), (4372, 59731), (4508, 57929), (4876, 53557), (5194, 50278), (7651, 34132), (8533, 30604), (10388, 25139), (15302, 17066)]