728955390956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{12049}}^1\times {\mathrm{9161}}^1$

素因数の和:21354

約数の個数: 48

約数和(自身を含む): 1384883942400

約数和(自身を除く): 655928551444

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 9161, 12049, 18322, 24098, 36644, 48196, 119093, 156637, 238186, 313274, 476372, 626548, 1163447, 1530223, 2326894, 3060446, 4653788, 6120892, 15124811, 19892899, 30249622, 39785798, 60499244, 79571596, 110380889, 220761778, 441523556, 1434951557, 2869903114, 5739806228, 14018372903, 28036745806, 56073491612, 182238847739, 364477695478, 728955390956]

約数ペア:

[(1, 728955390956), (2, 364477695478), (4, 182238847739), (13, 56073491612), (26, 28036745806), (52, 14018372903), (127, 5739806228), (254, 2869903114), (508, 1434951557), (1651, 441523556), (3302, 220761778), (6604, 110380889), (9161, 79571596), (12049, 60499244), (18322, 39785798), (24098, 30249622), (36644, 19892899), (48196, 15124811), (119093, 6120892), (156637, 4653788), (238186, 3060446), (313274, 2326894), (476372, 1530223), (626548, 1163447)]