201651807

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 362465280

約数和(自身を除く): 160813473

約数列:

[1, 3, 7, 17, 19, 21, 31, 49, 51, 57, 93, 119, 133, 137, 147, 217, 323, 357, 399, 411, 527, 589, 651, 833, 931, 959, 969, 1519, 1581, 1767, 2261, 2329, 2499, 2603, 2793, 2877, 3689, 4123, 4247, 4557, 6713, 6783, 6987, 7809, 10013, 11067, 12369, 12741, 15827, 16303, 18221, 20139, 25823, 28861, 29729, 30039, 44251, 47481, 48909, 54663, 70091, 72199, 77469, 80693, 86583, 89187, 114121, 127547, 132753, 208103, 210273, 216597, 242079, 309757, 342363, 382641, 490637, 505393, 564851, 624309, 929271, 1371781, 1471911, 1516179, 1694553, 2168299, 3537751, 3953957, 4115343, 6504897, 9602467, 10613253, 11861871, 28807401, 67217269, 201651807]

約数ペア:

[(1, 201651807), (3, 67217269), (7, 28807401), (17, 11861871), (19, 10613253), (21, 9602467), (31, 6504897), (49, 4115343), (51, 3953957), (57, 3537751), (93, 2168299), (119, 1694553), (133, 1516179), (137, 1471911), (147, 1371781), (217, 929271), (323, 624309), (357, 564851), (399, 505393), (411, 490637), (527, 382641), (589, 342363), (651, 309757), (833, 242079), (931, 216597), (959, 210273), (969, 208103), (1519, 132753), (1581, 127547), (1767, 114121), (2261, 89187), (2329, 86583), (2499, 80693), (2603, 77469), (2793, 72199), (2877, 70091), (3689, 54663), (4123, 48909), (4247, 47481), (4557, 44251), (6713, 30039), (6783, 29729), (6987, 28861), (7809, 25823), (10013, 20139), (11067, 18221), (12369, 16303), (12741, 15827)]