42102018

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:429

約数の個数: 80

約数和(自身を含む): 109004544

約数和(自身を除く): 66902526

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 137, 162, 189, 271, 274, 378, 411, 542, 567, 813, 822, 959, 1134, 1233, 1626, 1897, 1918, 2439, 2466, 2877, 3699, 3794, 4878, 5691, 5754, 7317, 7398, 8631, 11097, 11382, 14634, 17073, 17262, 21951, 22194, 25893, 34146, 37127, 43902, 51219, 51786, 74254, 77679, 102438, 111381, 153657, 155358, 222762, 259889, 307314, 334143, 519778, 668286, 779667, 1002429, 1559334, 2004858, 2339001, 3007287, 4678002, 6014574, 7017003, 14034006, 21051009, 42102018]

約数ペア:

[(1, 42102018), (2, 21051009), (3, 14034006), (6, 7017003), (7, 6014574), (9, 4678002), (14, 3007287), (18, 2339001), (21, 2004858), (27, 1559334), (42, 1002429), (54, 779667), (63, 668286), (81, 519778), (126, 334143), (137, 307314), (162, 259889), (189, 222762), (271, 155358), (274, 153657), (378, 111381), (411, 102438), (542, 77679), (567, 74254), (813, 51786), (822, 51219), (959, 43902), (1134, 37127), (1233, 34146), (1626, 25893), (1897, 22194), (1918, 21951), (2439, 17262), (2466, 17073), (2877, 14634), (3699, 11382), (3794, 11097), (4878, 8631), (5691, 7398), (5754, 7317)]