212473456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{10531}}^1$

素因数の和:10649

約数の個数: 40

約数和(自身を含む): 447947024

約数和(自身を除く): 235473568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2522, 5044, 10088, 10531, 20176, 21062, 42124, 84248, 136903, 168496, 273806, 547612, 1021507, 1095224, 2043014, 2190448, 4086028, 8172056, 13279591, 16344112, 26559182, 53118364, 106236728, 212473456]

約数ペア:

[(1, 212473456), (2, 106236728), (4, 53118364), (8, 26559182), (13, 16344112), (16, 13279591), (26, 8172056), (52, 4086028), (97, 2190448), (104, 2043014), (194, 1095224), (208, 1021507), (388, 547612), (776, 273806), (1261, 168496), (1552, 136903), (2522, 84248), (5044, 42124), (10088, 21062), (10531, 20176)]