61315965

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 110792448

約数和(自身を除く): 49476483

約数列:

[1, 3, 5, 9, 15, 45, 47, 53, 141, 159, 235, 265, 423, 477, 547, 705, 795, 1641, 2115, 2385, 2491, 2735, 4923, 7473, 8205, 12455, 22419, 24615, 25709, 28991, 37365, 77127, 86973, 112095, 128545, 144955, 231381, 260919, 385635, 434865, 1156905, 1304595, 1362577, 4087731, 6812885, 12263193, 20438655, 61315965]

約数ペア:

[(1, 61315965), (3, 20438655), (5, 12263193), (9, 6812885), (15, 4087731), (45, 1362577), (47, 1304595), (53, 1156905), (141, 434865), (159, 385635), (235, 260919), (265, 231381), (423, 144955), (477, 128545), (547, 112095), (705, 86973), (795, 77127), (1641, 37365), (2115, 28991), (2385, 25709), (2491, 24615), (2735, 22419), (4923, 12455), (7473, 8205)]