140808386

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 225566208

約数和(自身を除く): 84757822

約数列:

[1, 2, 31, 53, 62, 73, 106, 146, 587, 1174, 1643, 2263, 3286, 3869, 4526, 7738, 18197, 31111, 36394, 42851, 62222, 85702, 119939, 239878, 964441, 1328381, 1928882, 2271103, 2656762, 4542206, 70404193, 140808386]

約数ペア:

[(1, 140808386), (2, 70404193), (31, 4542206), (53, 2656762), (62, 2271103), (73, 1928882), (106, 1328381), (146, 964441), (587, 239878), (1174, 119939), (1643, 85702), (2263, 62222), (3286, 42851), (3869, 36394), (4526, 31111), (7738, 18197)]