221395258

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{14107}}^1$

素因数の和:14194

約数の個数: 32

約数和(自身を含む): 406310400

約数和(自身を除く): 184915142

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 2242, 7847, 14107, 15694, 28214, 98749, 197498, 268033, 536066, 832313, 1664626, 1876231, 3752462, 5826191, 11652382, 15813947, 31627894, 110697629, 221395258]

約数ペア:

[(1, 221395258), (2, 110697629), (7, 31627894), (14, 15813947), (19, 11652382), (38, 5826191), (59, 3752462), (118, 1876231), (133, 1664626), (266, 832313), (413, 536066), (826, 268033), (1121, 197498), (2242, 98749), (7847, 28214), (14107, 15694)]