66530565

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2693}}^1$

素因数の和:2771

約数の個数: 40

約数和(自身を含む): 121262328

約数和(自身を除く): 54731763

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2693, 2745, 4941, 8079, 8235, 13465, 24237, 24705, 40395, 72711, 121185, 164273, 218133, 363555, 492819, 821365, 1090665, 1478457, 2464095, 4435371, 7392285, 13306113, 22176855, 66530565]

約数ペア:

[(1, 66530565), (3, 22176855), (5, 13306113), (9, 7392285), (15, 4435371), (27, 2464095), (45, 1478457), (61, 1090665), (81, 821365), (135, 492819), (183, 363555), (305, 218133), (405, 164273), (549, 121185), (915, 72711), (1647, 40395), (2693, 24705), (2745, 24237), (4941, 13465), (8079, 8235)]