2058451731

素因数分解:

$3^3\times 7^4\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 3601861920

約数和(自身を除く): 1543410189

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 113, 147, 189, 281, 339, 343, 441, 791, 843, 1017, 1029, 1323, 1967, 2373, 2401, 2529, 3051, 3087, 5537, 5901, 7119, 7203, 7587, 9261, 13769, 16611, 17703, 21357, 21609, 31753, 38759, 41307, 49833, 53109, 64827, 95259, 96383, 116277, 123921, 149499, 222271, 271313, 285777, 289149, 348831, 371763, 666813, 674681, 813939, 857331, 867447, 1046493, 1555897, 2000439, 2024043, 2441817, 2602341, 4667691, 6001317, 6072129, 7325451, 10891279, 14003073, 18216387, 32673837, 42009219, 76238953, 98021511, 228716859, 294064533, 686150577, 2058451731]

約数ペア:

[(1, 2058451731), (3, 686150577), (7, 294064533), (9, 228716859), (21, 98021511), (27, 76238953), (49, 42009219), (63, 32673837), (113, 18216387), (147, 14003073), (189, 10891279), (281, 7325451), (339, 6072129), (343, 6001317), (441, 4667691), (791, 2602341), (843, 2441817), (1017, 2024043), (1029, 2000439), (1323, 1555897), (1967, 1046493), (2373, 867447), (2401, 857331), (2529, 813939), (3051, 674681), (3087, 666813), (5537, 371763), (5901, 348831), (7119, 289149), (7203, 285777), (7587, 271313), (9261, 222271), (13769, 149499), (16611, 123921), (17703, 116277), (21357, 96383), (21609, 95259), (31753, 64827), (38759, 53109), (41307, 49833)]