189742455

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 96

約数和(自身を含む): 404352000

約数和(自身を除く): 214609545

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 343, 399, 441, 647, 665, 735, 855, 931, 1029, 1197, 1715, 1941, 1995, 2205, 2793, 3087, 3235, 4529, 4655, 5145, 5823, 5985, 6517, 8379, 9705, 12293, 13587, 13965, 15435, 19551, 22645, 29115, 31703, 32585, 36879, 40761, 41895, 58653, 61465, 67935, 86051, 95109, 97755, 110637, 158515, 184395, 203805, 221921, 258153, 285327, 293265, 430255, 475545, 553185, 602357, 665763, 774459, 1109605, 1290765, 1426635, 1807071, 1997289, 3011785, 3328815, 3872295, 4216499, 5421213, 9035355, 9986445, 12649497, 21082495, 27106065, 37948491, 63247485, 189742455]

約数ペア:

[(1, 189742455), (3, 63247485), (5, 37948491), (7, 27106065), (9, 21082495), (15, 12649497), (19, 9986445), (21, 9035355), (35, 5421213), (45, 4216499), (49, 3872295), (57, 3328815), (63, 3011785), (95, 1997289), (105, 1807071), (133, 1426635), (147, 1290765), (171, 1109605), (245, 774459), (285, 665763), (315, 602357), (343, 553185), (399, 475545), (441, 430255), (647, 293265), (665, 285327), (735, 258153), (855, 221921), (931, 203805), (1029, 184395), (1197, 158515), (1715, 110637), (1941, 97755), (1995, 95109), (2205, 86051), (2793, 67935), (3087, 61465), (3235, 58653), (4529, 41895), (4655, 40761), (5145, 36879), (5823, 32585), (5985, 31703), (6517, 29115), (8379, 22645), (9705, 19551), (12293, 15435), (13587, 13965)]