1383561

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 40

約数和(自身を含む): 2323200

約数和(自身を除く): 939639

約数列:

[1, 3, 9, 19, 27, 29, 31, 57, 81, 87, 93, 171, 261, 279, 513, 551, 589, 783, 837, 899, 1539, 1653, 1767, 2349, 2511, 2697, 4959, 5301, 8091, 14877, 15903, 17081, 24273, 44631, 47709, 51243, 72819, 153729, 461187, 1383561]

約数ペア:

[(1, 1383561), (3, 461187), (9, 153729), (19, 72819), (27, 51243), (29, 47709), (31, 44631), (57, 24273), (81, 17081), (87, 15903), (93, 14877), (171, 8091), (261, 5301), (279, 4959), (513, 2697), (551, 2511), (589, 2349), (783, 1767), (837, 1653), (899, 1539)]