212159115

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{487}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 432875520

約数和(自身を除く): 220716405

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 461, 487, 945, 1383, 1461, 2305, 2435, 3227, 3409, 4149, 4383, 6915, 7305, 9681, 10227, 12447, 13149, 16135, 17045, 20745, 21915, 29043, 30681, 48405, 51135, 62235, 65745, 87129, 92043, 145215, 153405, 224507, 435645, 460215, 673521, 1122535, 1571549, 2020563, 3367605, 4714647, 6061689, 7857745, 10102815, 14143941, 23573235, 30308445, 42431823, 70719705, 212159115]

約数ペア:

[(1, 212159115), (3, 70719705), (5, 42431823), (7, 30308445), (9, 23573235), (15, 14143941), (21, 10102815), (27, 7857745), (35, 6061689), (45, 4714647), (63, 3367605), (105, 2020563), (135, 1571549), (189, 1122535), (315, 673521), (461, 460215), (487, 435645), (945, 224507), (1383, 153405), (1461, 145215), (2305, 92043), (2435, 87129), (3227, 65745), (3409, 62235), (4149, 51135), (4383, 48405), (6915, 30681), (7305, 29043), (9681, 21915), (10227, 20745), (12447, 17045), (13149, 16135)]