225020565

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21647}}^1$

素因数の和:21679

約数の個数: 64

約数和(自身を含む): 498769920

約数和(自身を除く): 273749355

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 231, 297, 315, 385, 495, 693, 945, 1155, 1485, 2079, 3465, 10395, 21647, 64941, 108235, 151529, 194823, 238117, 324705, 454587, 584469, 714351, 757645, 974115, 1190585, 1363761, 1666819, 2143053, 2272935, 2922345, 3571755, 4091283, 5000457, 6429159, 6818805, 8334095, 10715265, 15001371, 20456415, 25002285, 32145795, 45004113, 75006855, 225020565]

約数ペア:

[(1, 225020565), (3, 75006855), (5, 45004113), (7, 32145795), (9, 25002285), (11, 20456415), (15, 15001371), (21, 10715265), (27, 8334095), (33, 6818805), (35, 6429159), (45, 5000457), (55, 4091283), (63, 3571755), (77, 2922345), (99, 2272935), (105, 2143053), (135, 1666819), (165, 1363761), (189, 1190585), (231, 974115), (297, 757645), (315, 714351), (385, 584469), (495, 454587), (693, 324705), (945, 238117), (1155, 194823), (1485, 151529), (2079, 108235), (3465, 64941), (10395, 21647)]