23420475

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 49371840

約数和(自身を除く): 25951365

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 27, 39, 45, 51, 65, 75, 85, 117, 135, 153, 157, 195, 221, 225, 255, 325, 351, 425, 459, 471, 585, 663, 675, 765, 785, 975, 1105, 1275, 1413, 1755, 1989, 2041, 2295, 2355, 2669, 2925, 3315, 3825, 3925, 4239, 5525, 5967, 6123, 7065, 8007, 8775, 9945, 10205, 11475, 11775, 13345, 16575, 18369, 21195, 24021, 29835, 30615, 34697, 35325, 40035, 49725, 51025, 55107, 66725, 72063, 91845, 104091, 105975, 120105, 149175, 153075, 173485, 200175, 275535, 312273, 360315, 459225, 520455, 600525, 867425, 936819, 1377675, 1561365, 1801575, 2602275, 4684095, 7806825, 23420475]

約数ペア:

[(1, 23420475), (3, 7806825), (5, 4684095), (9, 2602275), (13, 1801575), (15, 1561365), (17, 1377675), (25, 936819), (27, 867425), (39, 600525), (45, 520455), (51, 459225), (65, 360315), (75, 312273), (85, 275535), (117, 200175), (135, 173485), (153, 153075), (157, 149175), (195, 120105), (221, 105975), (225, 104091), (255, 91845), (325, 72063), (351, 66725), (425, 55107), (459, 51025), (471, 49725), (585, 40035), (663, 35325), (675, 34697), (765, 30615), (785, 29835), (975, 24021), (1105, 21195), (1275, 18369), (1413, 16575), (1755, 13345), (1989, 11775), (2041, 11475), (2295, 10205), (2355, 9945), (2669, 8775), (2925, 8007), (3315, 7065), (3825, 6123), (3925, 5967), (4239, 5525)]