221292252

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{479}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 576051840

約数和(自身を除く): 354759588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 313, 369, 479, 492, 626, 738, 939, 958, 1252, 1437, 1476, 1878, 1916, 2817, 2874, 3756, 4311, 5634, 5748, 8622, 11268, 12833, 17244, 19639, 25666, 38499, 39278, 51332, 58917, 76998, 78556, 115497, 117834, 149927, 153996, 176751, 230994, 235668, 299854, 353502, 449781, 461988, 599708, 707004, 899562, 1349343, 1799124, 2698686, 5397372, 6147007, 12294014, 18441021, 24588028, 36882042, 55323063, 73764084, 110646126, 221292252]

約数ペア:

[(1, 221292252), (2, 110646126), (3, 73764084), (4, 55323063), (6, 36882042), (9, 24588028), (12, 18441021), (18, 12294014), (36, 6147007), (41, 5397372), (82, 2698686), (123, 1799124), (164, 1349343), (246, 899562), (313, 707004), (369, 599708), (479, 461988), (492, 449781), (626, 353502), (738, 299854), (939, 235668), (958, 230994), (1252, 176751), (1437, 153996), (1476, 149927), (1878, 117834), (1916, 115497), (2817, 78556), (2874, 76998), (3756, 58917), (4311, 51332), (5634, 39278), (5748, 38499), (8622, 25666), (11268, 19639), (12833, 17244)]