213189728

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11311}}^1$

素因数の和:11371

約数の個数: 48

約数和(自身を含む): 456099840

約数和(自身を除く): 242910112

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 9424, 11311, 18848, 22622, 45244, 90488, 180976, 214909, 350641, 361952, 429818, 701282, 859636, 1402564, 1719272, 2805128, 3438544, 5610256, 6662179, 6877088, 11220512, 13324358, 26648716, 53297432, 106594864, 213189728]

約数ペア:

[(1, 213189728), (2, 106594864), (4, 53297432), (8, 26648716), (16, 13324358), (19, 11220512), (31, 6877088), (32, 6662179), (38, 5610256), (62, 3438544), (76, 2805128), (124, 1719272), (152, 1402564), (248, 859636), (304, 701282), (496, 429818), (589, 361952), (608, 350641), (992, 214909), (1178, 180976), (2356, 90488), (4712, 45244), (9424, 22622), (11311, 18848)]