3987204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 10207680

約数和(自身を除く): 6220476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 183, 244, 366, 419, 732, 793, 838, 1257, 1586, 1676, 2379, 2514, 3172, 4758, 5028, 5447, 9516, 10894, 16341, 21788, 25559, 32682, 51118, 65364, 76677, 102236, 153354, 306708, 332267, 664534, 996801, 1329068, 1993602, 3987204]

約数ペア:

[(1, 3987204), (2, 1993602), (3, 1329068), (4, 996801), (6, 664534), (12, 332267), (13, 306708), (26, 153354), (39, 102236), (52, 76677), (61, 65364), (78, 51118), (122, 32682), (156, 25559), (183, 21788), (244, 16341), (366, 10894), (419, 9516), (732, 5447), (793, 5028), (838, 4758), (1257, 3172), (1586, 2514), (1676, 2379)]