27921852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{619}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 81244800

約数和(自身を除く): 53322948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 179, 252, 358, 537, 619, 716, 1074, 1238, 1253, 1611, 1857, 2148, 2476, 2506, 3222, 3714, 3759, 4333, 5012, 5571, 6444, 7428, 7518, 8666, 11142, 11277, 12999, 15036, 17332, 22284, 22554, 25998, 38997, 45108, 51996, 77994, 110801, 155988, 221602, 332403, 443204, 664806, 775607, 997209, 1329612, 1551214, 1994418, 2326821, 3102428, 3988836, 4653642, 6980463, 9307284, 13960926, 27921852]

約数ペア:

[(1, 27921852), (2, 13960926), (3, 9307284), (4, 6980463), (6, 4653642), (7, 3988836), (9, 3102428), (12, 2326821), (14, 1994418), (18, 1551214), (21, 1329612), (28, 997209), (36, 775607), (42, 664806), (63, 443204), (84, 332403), (126, 221602), (179, 155988), (252, 110801), (358, 77994), (537, 51996), (619, 45108), (716, 38997), (1074, 25998), (1238, 22554), (1253, 22284), (1611, 17332), (1857, 15036), (2148, 12999), (2476, 11277), (2506, 11142), (3222, 8666), (3714, 7518), (3759, 7428), (4333, 6444), (5012, 5571)]