7649745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 13115520

約数和(自身を除く): 5465775

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 229, 255, 393, 655, 687, 1145, 1965, 2227, 3435, 3893, 6681, 11135, 11679, 19465, 29999, 33405, 58395, 89997, 149995, 449985, 509983, 1529949, 2549915, 7649745]

約数ペア:

[(1, 7649745), (3, 2549915), (5, 1529949), (15, 509983), (17, 449985), (51, 149995), (85, 89997), (131, 58395), (229, 33405), (255, 29999), (393, 19465), (655, 11679), (687, 11135), (1145, 6681), (1965, 3893), (2227, 3435)]