291259395

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1542

約数の個数: 80

約数和(自身を含む): 605518848

約数和(自身を除く): 314259453

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 71, 81, 105, 135, 189, 213, 315, 355, 405, 497, 567, 639, 945, 1065, 1447, 1491, 1917, 2485, 2835, 3195, 4341, 4473, 5751, 7235, 7455, 9585, 10129, 13023, 13419, 21705, 22365, 28755, 30387, 39069, 40257, 50645, 65115, 67095, 91161, 102737, 117207, 151935, 195345, 201285, 273483, 308211, 455805, 513685, 586035, 719159, 820449, 924633, 1367415, 1541055, 2157477, 2773899, 3595795, 4102245, 4623165, 6472431, 8321697, 10787385, 13869495, 19417293, 32362155, 41608485, 58251879, 97086465, 291259395]

約数ペア:

[(1, 291259395), (3, 97086465), (5, 58251879), (7, 41608485), (9, 32362155), (15, 19417293), (21, 13869495), (27, 10787385), (35, 8321697), (45, 6472431), (63, 4623165), (71, 4102245), (81, 3595795), (105, 2773899), (135, 2157477), (189, 1541055), (213, 1367415), (315, 924633), (355, 820449), (405, 719159), (497, 586035), (567, 513685), (639, 455805), (945, 308211), (1065, 273483), (1447, 201285), (1491, 195345), (1917, 151935), (2485, 117207), (2835, 102737), (3195, 91161), (4341, 67095), (4473, 65115), (5751, 50645), (7235, 40257), (7455, 39069), (9585, 30387), (10129, 28755), (13023, 22365), (13419, 21705)]