42156855

素因数分解:

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

素因数の和:207

約数の個数: 96

約数和(自身を含む): 86958144

約数和(自身を除く): 44801289

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 81, 85, 117, 135, 153, 157, 195, 221, 243, 255, 351, 405, 459, 471, 585, 663, 765, 785, 1053, 1105, 1215, 1377, 1413, 1755, 1989, 2041, 2295, 2355, 2669, 3159, 3315, 4131, 4239, 5265, 5967, 6123, 6885, 7065, 8007, 9945, 10205, 12717, 13345, 15795, 17901, 18369, 20655, 21195, 24021, 29835, 30615, 34697, 38151, 40035, 53703, 55107, 63585, 72063, 89505, 91845, 104091, 120105, 165321, 173485, 190755, 216189, 268515, 275535, 312273, 360315, 495963, 520455, 648567, 826605, 936819, 1080945, 1561365, 2479815, 2810457, 3242835, 4684095, 8431371, 14052285, 42156855]

約数ペア:

[(1, 42156855), (3, 14052285), (5, 8431371), (9, 4684095), (13, 3242835), (15, 2810457), (17, 2479815), (27, 1561365), (39, 1080945), (45, 936819), (51, 826605), (65, 648567), (81, 520455), (85, 495963), (117, 360315), (135, 312273), (153, 275535), (157, 268515), (195, 216189), (221, 190755), (243, 173485), (255, 165321), (351, 120105), (405, 104091), (459, 91845), (471, 89505), (585, 72063), (663, 63585), (765, 55107), (785, 53703), (1053, 40035), (1105, 38151), (1215, 34697), (1377, 30615), (1413, 29835), (1755, 24021), (1989, 21195), (2041, 20655), (2295, 18369), (2355, 17901), (2669, 15795), (3159, 13345), (3315, 12717), (4131, 10205), (4239, 9945), (5265, 8007), (5967, 7065), (6123, 6885)]