889179705

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 1564852224

約数和(自身を除く): 675672519

約数列:

[1, 3, 5, 9, 15, 45, 127, 157, 381, 471, 635, 785, 991, 1143, 1413, 1905, 2355, 2973, 4955, 5715, 7065, 8919, 14865, 19939, 44595, 59817, 99695, 125857, 155587, 179451, 299085, 377571, 466761, 629285, 777935, 897255, 1132713, 1400283, 1887855, 2333805, 5663565, 7001415, 19759549, 59278647, 98797745, 177835941, 296393235, 889179705]

約数ペア:

[(1, 889179705), (3, 296393235), (5, 177835941), (9, 98797745), (15, 59278647), (45, 19759549), (127, 7001415), (157, 5663565), (381, 2333805), (471, 1887855), (635, 1400283), (785, 1132713), (991, 897255), (1143, 777935), (1413, 629285), (1905, 466761), (2355, 377571), (2973, 299085), (4955, 179451), (5715, 155587), (7065, 125857), (8919, 99695), (14865, 59817), (19939, 44595)]