189727874

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 356106240

約数和(自身を除く): 166378366

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 83, 161, 166, 217, 229, 322, 434, 458, 581, 713, 1162, 1426, 1603, 1909, 2573, 3206, 3818, 4991, 5146, 5267, 7099, 9982, 10534, 13363, 14198, 18011, 19007, 26726, 36022, 36869, 38014, 49693, 59179, 73738, 99386, 118358, 133049, 163277, 266098, 326554, 414253, 437161, 589217, 828506, 874322, 1142939, 1178434, 2285878, 3060127, 4124519, 6120254, 8249038, 13551991, 27103982, 94863937, 189727874]

約数ペア:

[(1, 189727874), (2, 94863937), (7, 27103982), (14, 13551991), (23, 8249038), (31, 6120254), (46, 4124519), (62, 3060127), (83, 2285878), (161, 1178434), (166, 1142939), (217, 874322), (229, 828506), (322, 589217), (434, 437161), (458, 414253), (581, 326554), (713, 266098), (1162, 163277), (1426, 133049), (1603, 118358), (1909, 99386), (2573, 73738), (3206, 59179), (3818, 49693), (4991, 38014), (5146, 36869), (5267, 36022), (7099, 26726), (9982, 19007), (10534, 18011), (13363, 14198)]