809370387

素因数分解:

$3^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3343}}^1$

素因数の和:3430

約数の個数: 60

約数和(自身を含む): 1429941216

約数和(自身を除く): 620570829

約数列:

[1, 3, 7, 9, 21, 27, 49, 61, 63, 81, 147, 183, 189, 427, 441, 549, 567, 1281, 1323, 1647, 2989, 3343, 3843, 3969, 4941, 8967, 10029, 11529, 23401, 26901, 30087, 34587, 70203, 80703, 90261, 163807, 203923, 210609, 242109, 270783, 491421, 611769, 631827, 1427461, 1474263, 1835307, 1895481, 4282383, 4422789, 5505921, 9992227, 12847149, 13268367, 16517763, 29976681, 38541447, 89930043, 115624341, 269790129, 809370387]

約数ペア:

[(1, 809370387), (3, 269790129), (7, 115624341), (9, 89930043), (21, 38541447), (27, 29976681), (49, 16517763), (61, 13268367), (63, 12847149), (81, 9992227), (147, 5505921), (183, 4422789), (189, 4282383), (427, 1895481), (441, 1835307), (549, 1474263), (567, 1427461), (1281, 631827), (1323, 611769), (1647, 491421), (2989, 270783), (3343, 242109), (3843, 210609), (3969, 203923), (4941, 163807), (8967, 90261), (10029, 80703), (11529, 70203), (23401, 34587), (26901, 30087)]