207989728

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1811}}^1$

素因数の和:1955

約数の個数: 48

約数和(自身を含む): 425116944

約数和(自身を除く): 217127216

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 97, 148, 194, 296, 388, 592, 776, 1184, 1552, 1811, 3104, 3589, 3622, 7178, 7244, 14356, 14488, 28712, 28976, 57424, 57952, 67007, 114848, 134014, 175667, 268028, 351334, 536056, 702668, 1072112, 1405336, 2144224, 2810672, 5621344, 6499679, 12999358, 25998716, 51997432, 103994864, 207989728]

約数ペア:

[(1, 207989728), (2, 103994864), (4, 51997432), (8, 25998716), (16, 12999358), (32, 6499679), (37, 5621344), (74, 2810672), (97, 2144224), (148, 1405336), (194, 1072112), (296, 702668), (388, 536056), (592, 351334), (776, 268028), (1184, 175667), (1552, 134014), (1811, 114848), (3104, 67007), (3589, 57952), (3622, 57424), (7178, 28976), (7244, 28712), (14356, 14488)]