7407495

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 14219712

約数和(自身を除く): 6812217

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 421, 765, 1035, 1173, 1263, 1955, 2105, 3519, 3789, 5865, 6315, 7157, 9683, 17595, 18945, 21471, 29049, 35785, 48415, 64413, 87147, 107355, 145245, 164611, 322065, 435735, 493833, 823055, 1481499, 2469165, 7407495]

約数ペア:

[(1, 7407495), (3, 2469165), (5, 1481499), (9, 823055), (15, 493833), (17, 435735), (23, 322065), (45, 164611), (51, 145245), (69, 107355), (85, 87147), (115, 64413), (153, 48415), (207, 35785), (255, 29049), (345, 21471), (391, 18945), (421, 17595), (765, 9683), (1035, 7157), (1173, 6315), (1263, 5865), (1955, 3789), (2105, 3519)]