123321536

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8719}}^1$

素因数の和:8761

約数の個数: 56

約数和(自身を含む): 279074880

約数和(自身を除く): 155753344

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 7072, 8719, 14144, 17438, 34876, 69752, 113347, 139504, 148223, 226694, 279008, 296446, 453388, 558016, 592892, 906776, 1185784, 1813552, 1926899, 2371568, 3627104, 3853798, 4743136, 7254208, 7707596, 9486272, 15415192, 30830384, 61660768, 123321536]

約数ペア:

[(1, 123321536), (2, 61660768), (4, 30830384), (8, 15415192), (13, 9486272), (16, 7707596), (17, 7254208), (26, 4743136), (32, 3853798), (34, 3627104), (52, 2371568), (64, 1926899), (68, 1813552), (104, 1185784), (136, 906776), (208, 592892), (221, 558016), (272, 453388), (416, 296446), (442, 279008), (544, 226694), (832, 148223), (884, 139504), (1088, 113347), (1768, 69752), (3536, 34876), (7072, 17438), (8719, 14144)]