28719392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 67060224

約数和(自身を除く): 38340832

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 68, 104, 124, 131, 136, 208, 221, 248, 262, 272, 403, 416, 442, 496, 524, 527, 544, 806, 884, 992, 1048, 1054, 1612, 1703, 1768, 2096, 2108, 2227, 3224, 3406, 3536, 4061, 4192, 4216, 4454, 6448, 6812, 6851, 7072, 8122, 8432, 8908, 12896, 13624, 13702, 16244, 16864, 17816, 27248, 27404, 28951, 32488, 35632, 52793, 54496, 54808, 57902, 64976, 69037, 71264, 105586, 109616, 115804, 129952, 138074, 211172, 219232, 231608, 276148, 422344, 463216, 552296, 844688, 897481, 926432, 1104592, 1689376, 1794962, 2209184, 3589924, 7179848, 14359696, 28719392]

約数ペア:

[(1, 28719392), (2, 14359696), (4, 7179848), (8, 3589924), (13, 2209184), (16, 1794962), (17, 1689376), (26, 1104592), (31, 926432), (32, 897481), (34, 844688), (52, 552296), (62, 463216), (68, 422344), (104, 276148), (124, 231608), (131, 219232), (136, 211172), (208, 138074), (221, 129952), (248, 115804), (262, 109616), (272, 105586), (403, 71264), (416, 69037), (442, 64976), (496, 57902), (524, 54808), (527, 54496), (544, 52793), (806, 35632), (884, 32488), (992, 28951), (1048, 27404), (1054, 27248), (1612, 17816), (1703, 16864), (1768, 16244), (2096, 13702), (2108, 13624), (2227, 12896), (3224, 8908), (3406, 8432), (3536, 8122), (4061, 7072), (4192, 6851), (4216, 6812), (4454, 6448)]