128606368

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2789}}^1$

素因数の和:2941

約数の個数: 48

約数和(自身を含む): 278419680

約数和(自身を除く): 149813312

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 131, 176, 262, 352, 524, 1048, 1441, 2096, 2789, 2882, 4192, 5578, 5764, 11156, 11528, 22312, 23056, 30679, 44624, 46112, 61358, 89248, 122716, 245432, 365359, 490864, 730718, 981728, 1461436, 2922872, 4018949, 5845744, 8037898, 11691488, 16075796, 32151592, 64303184, 128606368]

約数ペア:

[(1, 128606368), (2, 64303184), (4, 32151592), (8, 16075796), (11, 11691488), (16, 8037898), (22, 5845744), (32, 4018949), (44, 2922872), (88, 1461436), (131, 981728), (176, 730718), (262, 490864), (352, 365359), (524, 245432), (1048, 122716), (1441, 89248), (2096, 61358), (2789, 46112), (2882, 44624), (4192, 30679), (5578, 23056), (5764, 22312), (11156, 11528)]