1282161195

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{20051}}^1$

素因数の和:20105

約数の個数: 72

約数和(自身を含む): 2674535760

約数和(自身を除く): 1392374565

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 145, 147, 203, 245, 261, 315, 435, 441, 609, 735, 1015, 1305, 1421, 1827, 2205, 3045, 4263, 7105, 9135, 12789, 20051, 21315, 60153, 63945, 100255, 140357, 180459, 300765, 421071, 581479, 701785, 902295, 982499, 1263213, 1744437, 2105355, 2907395, 2947497, 4070353, 4912495, 5233311, 6316065, 8722185, 8842491, 12211059, 14737485, 20351765, 26166555, 28492471, 36633177, 44212455, 61055295, 85477413, 142462355, 183165885, 256432239, 427387065, 1282161195]

約数ペア:

[(1, 1282161195), (3, 427387065), (5, 256432239), (7, 183165885), (9, 142462355), (15, 85477413), (21, 61055295), (29, 44212455), (35, 36633177), (45, 28492471), (49, 26166555), (63, 20351765), (87, 14737485), (105, 12211059), (145, 8842491), (147, 8722185), (203, 6316065), (245, 5233311), (261, 4912495), (315, 4070353), (435, 2947497), (441, 2907395), (609, 2105355), (735, 1744437), (1015, 1263213), (1305, 982499), (1421, 902295), (1827, 701785), (2205, 581479), (3045, 421071), (4263, 300765), (7105, 180459), (9135, 140357), (12789, 100255), (20051, 63945), (21315, 60153)]