61981227

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4259}}^1$

素因数の和:4293

約数の個数: 48

約数和(自身を含む): 116553600

約数和(自身を除く): 54572373

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 441, 539, 693, 1323, 1617, 2079, 4259, 4851, 12777, 14553, 29813, 38331, 46849, 89439, 114993, 140547, 208691, 268317, 327943, 421641, 626073, 804951, 983829, 1264923, 1878219, 2295601, 2951487, 5634657, 6886803, 8854461, 20660409, 61981227]

約数ペア:

[(1, 61981227), (3, 20660409), (7, 8854461), (9, 6886803), (11, 5634657), (21, 2951487), (27, 2295601), (33, 1878219), (49, 1264923), (63, 983829), (77, 804951), (99, 626073), (147, 421641), (189, 327943), (231, 268317), (297, 208691), (441, 140547), (539, 114993), (693, 89439), (1323, 46849), (1617, 38331), (2079, 29813), (4259, 14553), (4851, 12777)]