81323838

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{8807}}^1$

素因数の和:8843

約数の個数: 48

約数和(自身を含む): 192366720

約数和(自身を除く): 111042882

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 3078, 4617, 8807, 9234, 17614, 26421, 52842, 79263, 158526, 167333, 237789, 334666, 475578, 501999, 713367, 1003998, 1426734, 1505997, 2140101, 3011994, 4280202, 4517991, 9035982, 13553973, 27107946, 40661919, 81323838]

約数ペア:

[(1, 81323838), (2, 40661919), (3, 27107946), (6, 13553973), (9, 9035982), (18, 4517991), (19, 4280202), (27, 3011994), (38, 2140101), (54, 1505997), (57, 1426734), (81, 1003998), (114, 713367), (162, 501999), (171, 475578), (243, 334666), (342, 237789), (486, 167333), (513, 158526), (1026, 79263), (1539, 52842), (3078, 26421), (4617, 17614), (8807, 9234)]