215554924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2039}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 431827200

約数和(自身を除く): 216272276

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 107, 214, 247, 428, 494, 988, 1391, 2033, 2039, 2782, 4066, 4078, 5564, 8132, 8156, 26429, 26507, 38741, 52858, 53014, 77482, 105716, 106028, 154964, 218173, 436346, 503633, 872692, 1007266, 2014532, 2836249, 4145287, 5672498, 8290574, 11344996, 16581148, 53888731, 107777462, 215554924]

約数ペア:

[(1, 215554924), (2, 107777462), (4, 53888731), (13, 16581148), (19, 11344996), (26, 8290574), (38, 5672498), (52, 4145287), (76, 2836249), (107, 2014532), (214, 1007266), (247, 872692), (428, 503633), (494, 436346), (988, 218173), (1391, 154964), (2033, 106028), (2039, 105716), (2782, 77482), (4066, 53014), (4078, 52858), (5564, 38741), (8132, 26507), (8156, 26429)]