201655638

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:250

約数の個数: 72

約数和(自身を含む): 458908632

約数和(自身を除く): 257252994

約数列:

[1, 2, 3, 6, 9, 18, 43, 73, 83, 86, 129, 146, 166, 219, 249, 258, 387, 438, 498, 657, 747, 774, 1314, 1494, 1849, 3139, 3569, 3698, 5547, 6059, 6278, 7138, 9417, 10707, 11094, 12118, 16641, 18177, 18834, 21414, 28251, 32121, 33282, 36354, 54531, 56502, 64242, 109062, 134977, 153467, 260537, 269954, 306934, 404931, 460401, 521074, 781611, 809862, 920802, 1214793, 1381203, 1563222, 2344833, 2429586, 2762406, 4689666, 11203091, 22406182, 33609273, 67218546, 100827819, 201655638]

約数ペア:

[(1, 201655638), (2, 100827819), (3, 67218546), (6, 33609273), (9, 22406182), (18, 11203091), (43, 4689666), (73, 2762406), (83, 2429586), (86, 2344833), (129, 1563222), (146, 1381203), (166, 1214793), (219, 920802), (249, 809862), (258, 781611), (387, 521074), (438, 460401), (498, 404931), (657, 306934), (747, 269954), (774, 260537), (1314, 153467), (1494, 134977), (1849, 109062), (3139, 64242), (3569, 56502), (3698, 54531), (5547, 36354), (6059, 33282), (6278, 32121), (7138, 28251), (9417, 21414), (10707, 18834), (11094, 18177), (12118, 16641)]