28158942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 67852800

約数和(自身を除く): 39693858

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 61, 87, 122, 174, 183, 203, 366, 379, 406, 427, 609, 758, 854, 1137, 1218, 1281, 1769, 2274, 2562, 2653, 3538, 5306, 5307, 7959, 10614, 10991, 12383, 15918, 21982, 23119, 24766, 32973, 37149, 46238, 65946, 69357, 74298, 76937, 138714, 153874, 161833, 230811, 323666, 461622, 485499, 670451, 970998, 1340902, 2011353, 4022706, 4693157, 9386314, 14079471, 28158942]

約数ペア:

[(1, 28158942), (2, 14079471), (3, 9386314), (6, 4693157), (7, 4022706), (14, 2011353), (21, 1340902), (29, 970998), (42, 670451), (58, 485499), (61, 461622), (87, 323666), (122, 230811), (174, 161833), (183, 153874), (203, 138714), (366, 76937), (379, 74298), (406, 69357), (427, 65946), (609, 46238), (758, 37149), (854, 32973), (1137, 24766), (1218, 23119), (1281, 21982), (1769, 15918), (2274, 12383), (2562, 10991), (2653, 10614), (3538, 7959), (5306, 5307)]