201189604

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 452897984

約数和(自身を除く): 251708380

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 121, 154, 172, 242, 301, 308, 473, 484, 602, 847, 946, 1204, 1381, 1694, 1892, 2762, 3311, 3388, 5203, 5524, 6622, 9667, 10406, 13244, 15191, 19334, 20812, 30382, 36421, 38668, 59383, 60764, 72842, 106337, 118766, 145684, 167101, 212674, 237532, 334202, 415681, 425348, 653213, 668404, 831362, 1169707, 1306426, 1662724, 2339414, 2612852, 4572491, 4678828, 7185343, 9144982, 14370686, 18289964, 28741372, 50297401, 100594802, 201189604]

約数ペア:

[(1, 201189604), (2, 100594802), (4, 50297401), (7, 28741372), (11, 18289964), (14, 14370686), (22, 9144982), (28, 7185343), (43, 4678828), (44, 4572491), (77, 2612852), (86, 2339414), (121, 1662724), (154, 1306426), (172, 1169707), (242, 831362), (301, 668404), (308, 653213), (473, 425348), (484, 415681), (602, 334202), (847, 237532), (946, 212674), (1204, 167101), (1381, 145684), (1694, 118766), (1892, 106337), (2762, 72842), (3311, 60764), (3388, 59383), (5203, 38668), (5524, 36421), (6622, 30382), (9667, 20812), (10406, 19334), (13244, 15191)]