1427791490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 2710056960

約数和(自身を除く): 1282265470

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 173, 310, 337, 346, 395, 674, 790, 865, 1685, 1730, 2449, 3370, 4898, 5363, 10447, 10726, 12245, 13667, 20894, 24490, 26623, 26815, 27334, 52235, 53246, 53630, 58301, 68335, 104470, 116602, 133115, 136670, 266230, 291505, 423677, 583010, 825313, 847354, 1650626, 1807331, 2118385, 3614662, 4126565, 4236770, 4605779, 8253130, 9036655, 9211558, 18073310, 23028895, 46057790, 142779149, 285558298, 713895745, 1427791490]

約数ペア:

[(1, 1427791490), (2, 713895745), (5, 285558298), (10, 142779149), (31, 46057790), (62, 23028895), (79, 18073310), (155, 9211558), (158, 9036655), (173, 8253130), (310, 4605779), (337, 4236770), (346, 4126565), (395, 3614662), (674, 2118385), (790, 1807331), (865, 1650626), (1685, 847354), (1730, 825313), (2449, 583010), (3370, 423677), (4898, 291505), (5363, 266230), (10447, 136670), (10726, 133115), (12245, 116602), (13667, 104470), (20894, 68335), (24490, 58301), (26623, 53630), (26815, 53246), (27334, 52235)]