213341876

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 432579840

約数和(自身を除く): 219237964

約数列:

[1, 2, 4, 11, 22, 31, 44, 59, 62, 118, 121, 124, 236, 241, 242, 341, 482, 484, 649, 682, 964, 1298, 1364, 1829, 2596, 2651, 3658, 3751, 5302, 7139, 7316, 7471, 7502, 10604, 14219, 14278, 14942, 15004, 20119, 28438, 28556, 29161, 29884, 40238, 56876, 58322, 80476, 82181, 116644, 156409, 164362, 221309, 312818, 328724, 440789, 442618, 625636, 881578, 885236, 903991, 1720499, 1763156, 1807982, 3440998, 3615964, 4848679, 6881996, 9697358, 19394716, 53335469, 106670938, 213341876]

約数ペア:

[(1, 213341876), (2, 106670938), (4, 53335469), (11, 19394716), (22, 9697358), (31, 6881996), (44, 4848679), (59, 3615964), (62, 3440998), (118, 1807982), (121, 1763156), (124, 1720499), (236, 903991), (241, 885236), (242, 881578), (341, 625636), (482, 442618), (484, 440789), (649, 328724), (682, 312818), (964, 221309), (1298, 164362), (1364, 156409), (1829, 116644), (2596, 82181), (2651, 80476), (3658, 58322), (3751, 56876), (5302, 40238), (7139, 29884), (7316, 29161), (7471, 28556), (7502, 28438), (10604, 20119), (14219, 15004), (14278, 14942)]