321790196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{5231}}^1$

素因数の和:5281

約数の個数: 48

約数和(自身を含む): 697320960

約数和(自身を除く): 375530764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2197, 2366, 4394, 4732, 5231, 8788, 10462, 15379, 20924, 30758, 36617, 61516, 68003, 73234, 136006, 146468, 272012, 476021, 884039, 952042, 1768078, 1904084, 3536156, 6188273, 11492507, 12376546, 22985014, 24753092, 45970028, 80447549, 160895098, 321790196]

約数ペア:

[(1, 321790196), (2, 160895098), (4, 80447549), (7, 45970028), (13, 24753092), (14, 22985014), (26, 12376546), (28, 11492507), (52, 6188273), (91, 3536156), (169, 1904084), (182, 1768078), (338, 952042), (364, 884039), (676, 476021), (1183, 272012), (2197, 146468), (2366, 136006), (4394, 73234), (4732, 68003), (5231, 61516), (8788, 36617), (10462, 30758), (15379, 20924)]