65315565

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23039}}^1$

素因数の和:23063

約数の個数: 40

約数和(自身を含む): 133816320

約数和(自身を除く): 68500755

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 23039, 69117, 115195, 161273, 207351, 345585, 483819, 622053, 806365, 1036755, 1451457, 1866159, 2419095, 3110265, 4354371, 7257285, 9330795, 13063113, 21771855, 65315565]

約数ペア:

[(1, 65315565), (3, 21771855), (5, 13063113), (7, 9330795), (9, 7257285), (15, 4354371), (21, 3110265), (27, 2419095), (35, 1866159), (45, 1451457), (63, 1036755), (81, 806365), (105, 622053), (135, 483819), (189, 345585), (315, 207351), (405, 161273), (567, 115195), (945, 69117), (2835, 23039)]