28853685

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1647

約数の個数: 64

約数和(自身を含む): 61747200

約数和(自身を除く): 32893515

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 399, 513, 665, 855, 945, 1197, 1607, 1995, 2565, 3591, 4821, 5985, 8035, 11249, 14463, 17955, 24105, 30533, 33747, 43389, 56245, 72315, 91599, 101241, 152665, 168735, 213731, 216945, 274797, 303723, 457995, 506205, 641193, 824391, 1068655, 1373985, 1518615, 1923579, 3205965, 4121955, 5770737, 9617895, 28853685]

約数ペア:

[(1, 28853685), (3, 9617895), (5, 5770737), (7, 4121955), (9, 3205965), (15, 1923579), (19, 1518615), (21, 1373985), (27, 1068655), (35, 824391), (45, 641193), (57, 506205), (63, 457995), (95, 303723), (105, 274797), (133, 216945), (135, 213731), (171, 168735), (189, 152665), (285, 101241), (315, 91599), (399, 72315), (513, 56245), (665, 43389), (855, 33747), (945, 30533), (1197, 24105), (1607, 17955), (1995, 14463), (2565, 11249), (3591, 8035), (4821, 5985)]