208913904

素因数分解:

$2^4\times 3^6\times {\mathrm{17911}}^1$

素因数の和:17937

約数の個数: 70

約数和(自身を含む): 606912296

約数和(自身を除く): 397998392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1944, 2916, 3888, 5832, 11664, 17911, 35822, 53733, 71644, 107466, 143288, 161199, 214932, 286576, 322398, 429864, 483597, 644796, 859728, 967194, 1289592, 1450791, 1934388, 2579184, 2901582, 3868776, 4352373, 5803164, 7737552, 8704746, 11606328, 13057119, 17409492, 23212656, 26114238, 34818984, 52228476, 69637968, 104456952, 208913904]

約数ペア:

[(1, 208913904), (2, 104456952), (3, 69637968), (4, 52228476), (6, 34818984), (8, 26114238), (9, 23212656), (12, 17409492), (16, 13057119), (18, 11606328), (24, 8704746), (27, 7737552), (36, 5803164), (48, 4352373), (54, 3868776), (72, 2901582), (81, 2579184), (108, 1934388), (144, 1450791), (162, 1289592), (216, 967194), (243, 859728), (324, 644796), (432, 483597), (486, 429864), (648, 322398), (729, 286576), (972, 214932), (1296, 161199), (1458, 143288), (1944, 107466), (2916, 71644), (3888, 53733), (5832, 35822), (11664, 17911)]