221781154

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1069}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 406193400

約数和(自身を除く): 184412246

約数列:

[1, 2, 7, 14, 29, 49, 58, 73, 98, 146, 203, 406, 511, 1022, 1069, 1421, 2117, 2138, 2842, 3577, 4234, 7154, 7483, 14819, 14966, 29638, 31001, 52381, 62002, 78037, 103733, 104762, 156074, 207466, 217007, 434014, 546259, 1092518, 1519049, 2263073, 3038098, 3823813, 4526146, 7647626, 15841511, 31683022, 110890577, 221781154]

約数ペア:

[(1, 221781154), (2, 110890577), (7, 31683022), (14, 15841511), (29, 7647626), (49, 4526146), (58, 3823813), (73, 3038098), (98, 2263073), (146, 1519049), (203, 1092518), (406, 546259), (511, 434014), (1022, 217007), (1069, 207466), (1421, 156074), (2117, 104762), (2138, 103733), (2842, 78037), (3577, 62002), (4234, 52381), (7154, 31001), (7483, 29638), (14819, 14966)]