1989414

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 5337600

約数和(自身を除く): 3348186

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 277, 342, 378, 399, 513, 554, 798, 831, 1026, 1197, 1662, 1939, 2394, 2493, 3591, 3878, 4986, 5263, 5817, 7182, 7479, 10526, 11634, 14958, 15789, 17451, 31578, 34902, 36841, 47367, 52353, 73682, 94734, 104706, 110523, 142101, 221046, 284202, 331569, 663138, 994707, 1989414]

約数ペア:

[(1, 1989414), (2, 994707), (3, 663138), (6, 331569), (7, 284202), (9, 221046), (14, 142101), (18, 110523), (19, 104706), (21, 94734), (27, 73682), (38, 52353), (42, 47367), (54, 36841), (57, 34902), (63, 31578), (114, 17451), (126, 15789), (133, 14958), (171, 11634), (189, 10526), (266, 7479), (277, 7182), (342, 5817), (378, 5263), (399, 4986), (513, 3878), (554, 3591), (798, 2493), (831, 2394), (1026, 1939), (1197, 1662)]