399467172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{439}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 1062476800

約数和(自身を除く): 663009628

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 307, 439, 494, 614, 741, 878, 921, 988, 1228, 1317, 1482, 1756, 1842, 2634, 2964, 3684, 3991, 5268, 5707, 5833, 7982, 8341, 11414, 11666, 11973, 15964, 16682, 17121, 17499, 22828, 23332, 23946, 25023, 33364, 34242, 34998, 47892, 50046, 68484, 69996, 75829, 100092, 108433, 134773, 151658, 216866, 227487, 269546, 303316, 325299, 404319, 433732, 454974, 539092, 650598, 808638, 909948, 1301196, 1617276, 1752049, 2560687, 3504098, 5121374, 5256147, 7008196, 7682061, 10242748, 10512294, 15364122, 21024588, 30728244, 33288931, 66577862, 99866793, 133155724, 199733586, 399467172]

約数ペア:

[(1, 399467172), (2, 199733586), (3, 133155724), (4, 99866793), (6, 66577862), (12, 33288931), (13, 30728244), (19, 21024588), (26, 15364122), (38, 10512294), (39, 10242748), (52, 7682061), (57, 7008196), (76, 5256147), (78, 5121374), (114, 3504098), (156, 2560687), (228, 1752049), (247, 1617276), (307, 1301196), (439, 909948), (494, 808638), (614, 650598), (741, 539092), (878, 454974), (921, 433732), (988, 404319), (1228, 325299), (1317, 303316), (1482, 269546), (1756, 227487), (1842, 216866), (2634, 151658), (2964, 134773), (3684, 108433), (3991, 100092), (5268, 75829), (5707, 69996), (5833, 68484), (7982, 50046), (8341, 47892), (11414, 34998), (11666, 34242), (11973, 33364), (15964, 25023), (16682, 23946), (17121, 23332), (17499, 22828)]