178148516

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 394148160

約数和(自身を除く): 215999644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 139, 182, 196, 278, 364, 503, 556, 637, 973, 1006, 1274, 1807, 1946, 2012, 2548, 3521, 3614, 3892, 6539, 6811, 7042, 7228, 12649, 13078, 13622, 14084, 24647, 25298, 26156, 27244, 45773, 49294, 50596, 69917, 88543, 91546, 98588, 139834, 177086, 183092, 279668, 320411, 354172, 489419, 640822, 908921, 978838, 1281644, 1817842, 1957676, 3425933, 3635684, 6362447, 6851866, 12724894, 13703732, 25449788, 44537129, 89074258, 178148516]

約数ペア:

[(1, 178148516), (2, 89074258), (4, 44537129), (7, 25449788), (13, 13703732), (14, 12724894), (26, 6851866), (28, 6362447), (49, 3635684), (52, 3425933), (91, 1957676), (98, 1817842), (139, 1281644), (182, 978838), (196, 908921), (278, 640822), (364, 489419), (503, 354172), (556, 320411), (637, 279668), (973, 183092), (1006, 177086), (1274, 139834), (1807, 98588), (1946, 91546), (2012, 88543), (2548, 69917), (3521, 50596), (3614, 49294), (3892, 45773), (6539, 27244), (6811, 26156), (7042, 25298), (7228, 24647), (12649, 14084), (13078, 13622)]