28768935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 52512768

約数和(自身を除く): 23743833

約数列:

[1, 3, 5, 13, 15, 39, 43, 47, 65, 73, 129, 141, 195, 215, 219, 235, 365, 559, 611, 645, 705, 949, 1095, 1677, 1833, 2021, 2795, 2847, 3055, 3139, 3431, 4745, 6063, 8385, 9165, 9417, 10105, 10293, 14235, 15695, 17155, 26273, 30315, 40807, 44603, 47085, 51465, 78819, 122421, 131365, 133809, 147533, 204035, 223015, 394095, 442599, 612105, 669045, 737665, 1917929, 2212995, 5753787, 9589645, 28768935]

約数ペア:

[(1, 28768935), (3, 9589645), (5, 5753787), (13, 2212995), (15, 1917929), (39, 737665), (43, 669045), (47, 612105), (65, 442599), (73, 394095), (129, 223015), (141, 204035), (195, 147533), (215, 133809), (219, 131365), (235, 122421), (365, 78819), (559, 51465), (611, 47085), (645, 44603), (705, 40807), (949, 30315), (1095, 26273), (1677, 17155), (1833, 15695), (2021, 14235), (2795, 10293), (2847, 10105), (3055, 9417), (3139, 9165), (3431, 8385), (4745, 6063)]