81821981529

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{1567}}^1$

素因数の和:1831

約数の個数: 96

約数和(自身を含む): 131736084480

約数和(自身を除く): 49914102951

約数列:

[1, 3, 9, 17, 31, 51, 93, 101, 109, 153, 279, 303, 327, 527, 909, 981, 1567, 1581, 1717, 1853, 3131, 3379, 4701, 4743, 5151, 5559, 9393, 10137, 11009, 14103, 15453, 16677, 26639, 28179, 30411, 33027, 48577, 53227, 57443, 79917, 99081, 145731, 158267, 159681, 170803, 172329, 187153, 239751, 341279, 437193, 474801, 479043, 512409, 516987, 561459, 825809, 1023837, 1424403, 1537227, 1684377, 2477427, 2690539, 2903651, 3071511, 4906277, 5294893, 5801743, 7432281, 8071617, 8710953, 14718831, 15884679, 17251103, 17405229, 24214851, 26132859, 44156493, 47654037, 51753309, 52215687, 83406709, 90013181, 155259927, 250220127, 270039543, 293268751, 534784193, 750660381, 810118629, 879806253, 1604352579, 2639418759, 4813057737, 9091331281, 27273993843, 81821981529]

約数ペア:

[(1, 81821981529), (3, 27273993843), (9, 9091331281), (17, 4813057737), (31, 2639418759), (51, 1604352579), (93, 879806253), (101, 810118629), (109, 750660381), (153, 534784193), (279, 293268751), (303, 270039543), (327, 250220127), (527, 155259927), (909, 90013181), (981, 83406709), (1567, 52215687), (1581, 51753309), (1717, 47654037), (1853, 44156493), (3131, 26132859), (3379, 24214851), (4701, 17405229), (4743, 17251103), (5151, 15884679), (5559, 14718831), (9393, 8710953), (10137, 8071617), (11009, 7432281), (14103, 5801743), (15453, 5294893), (16677, 4906277), (26639, 3071511), (28179, 2903651), (30411, 2690539), (33027, 2477427), (48577, 1684377), (53227, 1537227), (57443, 1424403), (79917, 1023837), (99081, 825809), (145731, 561459), (158267, 516987), (159681, 512409), (170803, 479043), (172329, 474801), (187153, 437193), (239751, 341279)]