40591785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 73801728

約数和(自身を除く): 33209943

約数列:

[1, 3, 5, 13, 15, 39, 43, 47, 65, 103, 129, 141, 195, 215, 235, 309, 515, 559, 611, 645, 705, 1339, 1545, 1677, 1833, 2021, 2795, 3055, 4017, 4429, 4841, 6063, 6695, 8385, 9165, 10105, 13287, 14523, 20085, 22145, 24205, 26273, 30315, 57577, 62933, 66435, 72615, 78819, 131365, 172731, 188799, 208163, 287885, 314665, 394095, 624489, 863655, 943995, 1040815, 2706119, 3122445, 8118357, 13530595, 40591785]

約数ペア:

[(1, 40591785), (3, 13530595), (5, 8118357), (13, 3122445), (15, 2706119), (39, 1040815), (43, 943995), (47, 863655), (65, 624489), (103, 394095), (129, 314665), (141, 287885), (195, 208163), (215, 188799), (235, 172731), (309, 131365), (515, 78819), (559, 72615), (611, 66435), (645, 62933), (705, 57577), (1339, 30315), (1545, 26273), (1677, 24205), (1833, 22145), (2021, 20085), (2795, 14523), (3055, 13287), (4017, 10105), (4429, 9165), (4841, 8385), (6063, 6695)]