381009398

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 769056768

約数和(自身を除く): 388047370

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 121, 127, 154, 161, 242, 253, 254, 322, 506, 539, 847, 889, 1078, 1127, 1331, 1397, 1694, 1771, 1778, 2254, 2662, 2783, 2794, 2921, 3542, 5566, 5842, 5929, 6223, 9317, 9779, 11858, 12397, 12446, 15367, 18634, 19481, 19558, 20447, 24794, 30613, 30734, 32131, 38962, 40894, 61226, 64262, 65219, 68453, 107569, 130438, 136367, 136906, 143129, 169037, 214291, 215138, 224917, 272734, 286258, 338074, 353441, 428582, 449834, 706882, 752983, 1183259, 1500037, 1505966, 1574419, 2366518, 2474087, 3000074, 3148838, 3887851, 4948174, 7775702, 8282813, 16565626, 17318609, 27214957, 34637218, 54429914, 190504699, 381009398]

約数ペア:

[(1, 381009398), (2, 190504699), (7, 54429914), (11, 34637218), (14, 27214957), (22, 17318609), (23, 16565626), (46, 8282813), (49, 7775702), (77, 4948174), (98, 3887851), (121, 3148838), (127, 3000074), (154, 2474087), (161, 2366518), (242, 1574419), (253, 1505966), (254, 1500037), (322, 1183259), (506, 752983), (539, 706882), (847, 449834), (889, 428582), (1078, 353441), (1127, 338074), (1331, 286258), (1397, 272734), (1694, 224917), (1771, 215138), (1778, 214291), (2254, 169037), (2662, 143129), (2783, 136906), (2794, 136367), (2921, 130438), (3542, 107569), (5566, 68453), (5842, 65219), (5929, 64262), (6223, 61226), (9317, 40894), (9779, 38962), (11858, 32131), (12397, 30734), (12446, 30613), (15367, 24794), (18634, 20447), (19481, 19558)]