778990316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{154439}}^1$

素因数の和:154553

約数の個数: 24

約数和(自身を含む): 1483241760

約数和(自身を除く): 704251444

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 154439, 308878, 617756, 2007707, 4015414, 8030828, 14980583, 29961166, 59922332, 194747579, 389495158, 778990316]

約数ペア:

[(1, 778990316), (2, 389495158), (4, 194747579), (13, 59922332), (26, 29961166), (52, 14980583), (97, 8030828), (194, 4015414), (388, 2007707), (1261, 617756), (2522, 308878), (5044, 154439)]