39786579

素因数分解:

$3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 96

約数和(自身を含む): 76334400

約数和(自身を除く): 36547821

約数列:

[1, 3, 7, 9, 17, 21, 27, 29, 49, 51, 61, 63, 87, 119, 147, 153, 183, 189, 203, 261, 357, 427, 441, 459, 493, 549, 609, 783, 833, 1037, 1071, 1281, 1323, 1421, 1479, 1647, 1769, 1827, 2499, 2989, 3111, 3213, 3451, 3843, 4263, 4437, 5307, 5481, 7259, 7497, 8967, 9333, 10353, 11529, 12383, 12789, 13311, 15921, 21777, 22491, 24157, 26901, 27999, 30073, 31059, 37149, 38367, 47763, 50813, 65331, 72471, 80703, 86681, 90219, 93177, 111447, 152439, 195993, 210511, 217413, 260043, 270657, 334341, 457317, 631533, 652239, 780129, 811971, 1371951, 1473577, 1894599, 2340387, 4420731, 5683797, 13262193, 39786579]

約数ペア:

[(1, 39786579), (3, 13262193), (7, 5683797), (9, 4420731), (17, 2340387), (21, 1894599), (27, 1473577), (29, 1371951), (49, 811971), (51, 780129), (61, 652239), (63, 631533), (87, 457317), (119, 334341), (147, 270657), (153, 260043), (183, 217413), (189, 210511), (203, 195993), (261, 152439), (357, 111447), (427, 93177), (441, 90219), (459, 86681), (493, 80703), (549, 72471), (609, 65331), (783, 50813), (833, 47763), (1037, 38367), (1071, 37149), (1281, 31059), (1323, 30073), (1421, 27999), (1479, 26901), (1647, 24157), (1769, 22491), (1827, 21777), (2499, 15921), (2989, 13311), (3111, 12789), (3213, 12383), (3451, 11529), (3843, 10353), (4263, 9333), (4437, 8967), (5307, 7497), (5481, 7259)]