40378845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3981

約数の個数: 32

約数和(自身を含む): 70906752

約数和(自身を除く): 30527907

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 2067, 3445, 3907, 10335, 11721, 19535, 50791, 58605, 152373, 207071, 253955, 621213, 761865, 1035355, 2691923, 3106065, 8075769, 13459615, 40378845]

約数ペア:

[(1, 40378845), (3, 13459615), (5, 8075769), (13, 3106065), (15, 2691923), (39, 1035355), (53, 761865), (65, 621213), (159, 253955), (195, 207071), (265, 152373), (689, 58605), (795, 50791), (2067, 19535), (3445, 11721), (3907, 10335)]