13212012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 33997824

約数和(自身を除く): 20785812

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 101, 132, 202, 303, 404, 606, 991, 1111, 1212, 1982, 2222, 2973, 3333, 3964, 4444, 5946, 6666, 10901, 11892, 13332, 21802, 32703, 43604, 65406, 100091, 130812, 200182, 300273, 400364, 600546, 1101001, 1201092, 2202002, 3303003, 4404004, 6606006, 13212012]

約数ペア:

[(1, 13212012), (2, 6606006), (3, 4404004), (4, 3303003), (6, 2202002), (11, 1201092), (12, 1101001), (22, 600546), (33, 400364), (44, 300273), (66, 200182), (101, 130812), (132, 100091), (202, 65406), (303, 43604), (404, 32703), (606, 21802), (991, 13332), (1111, 11892), (1212, 10901), (1982, 6666), (2222, 5946), (2973, 4444), (3333, 3964)]