31318196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{887}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 68226816

約数和(自身を除く): 36908620

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 97, 182, 194, 364, 388, 679, 887, 1261, 1358, 1774, 2522, 2716, 3548, 5044, 6209, 8827, 11531, 12418, 17654, 23062, 24836, 35308, 46124, 80717, 86039, 161434, 172078, 322868, 344156, 602273, 1118507, 1204546, 2237014, 2409092, 4474028, 7829549, 15659098, 31318196]

約数ペア:

[(1, 31318196), (2, 15659098), (4, 7829549), (7, 4474028), (13, 2409092), (14, 2237014), (26, 1204546), (28, 1118507), (52, 602273), (91, 344156), (97, 322868), (182, 172078), (194, 161434), (364, 86039), (388, 80717), (679, 46124), (887, 35308), (1261, 24836), (1358, 23062), (1774, 17654), (2522, 12418), (2716, 11531), (3548, 8827), (5044, 6209)]