81862056

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10243}}^1$

素因数の和:10295

約数の個数: 64

約数和(自身を含む): 233563200

約数和(自身を除く): 151701144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3996, 7992, 10243, 20486, 30729, 40972, 61458, 81944, 92187, 122916, 184374, 245832, 276561, 368748, 378991, 553122, 737496, 757982, 1106244, 1136973, 1515964, 2212488, 2273946, 3031928, 3410919, 4547892, 6821838, 9095784, 10232757, 13643676, 20465514, 27287352, 40931028, 81862056]

約数ペア:

[(1, 81862056), (2, 40931028), (3, 27287352), (4, 20465514), (6, 13643676), (8, 10232757), (9, 9095784), (12, 6821838), (18, 4547892), (24, 3410919), (27, 3031928), (36, 2273946), (37, 2212488), (54, 1515964), (72, 1136973), (74, 1106244), (108, 757982), (111, 737496), (148, 553122), (216, 378991), (222, 368748), (296, 276561), (333, 245832), (444, 184374), (666, 122916), (888, 92187), (999, 81944), (1332, 61458), (1998, 40972), (2664, 30729), (3996, 20486), (7992, 10243)]