291521490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773}}^1\times {\mathrm{967}}^1$

素因数の和:1763

約数の個数: 64

約数和(自身を含む): 755225856

約数和(自身を除く): 463704366

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 773, 967, 1546, 1934, 2319, 2901, 3865, 4638, 4835, 5802, 7730, 9670, 10049, 11595, 12571, 14505, 20098, 23190, 25142, 29010, 30147, 37713, 50245, 60294, 62855, 75426, 100490, 125710, 150735, 188565, 301470, 377130, 747491, 1494982, 2242473, 3737455, 4484946, 7474910, 9717383, 11212365, 19434766, 22424730, 29152149, 48586915, 58304298, 97173830, 145760745, 291521490]

約数ペア:

[(1, 291521490), (2, 145760745), (3, 97173830), (5, 58304298), (6, 48586915), (10, 29152149), (13, 22424730), (15, 19434766), (26, 11212365), (30, 9717383), (39, 7474910), (65, 4484946), (78, 3737455), (130, 2242473), (195, 1494982), (390, 747491), (773, 377130), (967, 301470), (1546, 188565), (1934, 150735), (2319, 125710), (2901, 100490), (3865, 75426), (4638, 62855), (4835, 60294), (5802, 50245), (7730, 37713), (9670, 30147), (10049, 29010), (11595, 25142), (12571, 23190), (14505, 20098)]