27941355

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 56871360

約数和(自身を除く): 28930005

約数列:

[1, 3, 5, 9, 13, 15, 27, 29, 39, 45, 61, 65, 81, 87, 117, 135, 145, 183, 195, 243, 261, 305, 351, 377, 405, 435, 549, 585, 783, 793, 915, 1053, 1131, 1215, 1305, 1647, 1755, 1769, 1885, 2349, 2379, 2745, 3159, 3393, 3915, 3965, 4941, 5265, 5307, 5655, 7047, 7137, 8235, 8845, 10179, 11745, 11895, 14823, 15795, 15921, 16965, 21411, 22997, 24705, 26535, 30537, 35235, 35685, 47763, 50895, 64233, 68991, 74115, 79605, 91611, 107055, 114985, 143289, 152685, 192699, 206973, 238815, 321165, 344955, 429867, 458055, 620919, 716445, 963495, 1034865, 1862757, 2149335, 3104595, 5588271, 9313785, 27941355]

約数ペア:

[(1, 27941355), (3, 9313785), (5, 5588271), (9, 3104595), (13, 2149335), (15, 1862757), (27, 1034865), (29, 963495), (39, 716445), (45, 620919), (61, 458055), (65, 429867), (81, 344955), (87, 321165), (117, 238815), (135, 206973), (145, 192699), (183, 152685), (195, 143289), (243, 114985), (261, 107055), (305, 91611), (351, 79605), (377, 74115), (405, 68991), (435, 64233), (549, 50895), (585, 47763), (783, 35685), (793, 35235), (915, 30537), (1053, 26535), (1131, 24705), (1215, 22997), (1305, 21411), (1647, 16965), (1755, 15921), (1769, 15795), (1885, 14823), (2349, 11895), (2379, 11745), (2745, 10179), (3159, 8845), (3393, 8235), (3915, 7137), (3965, 7047), (4941, 5655), (5265, 5307)]