17553945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 32223744

約数和(自身を除く): 14669799

約数列:

[1, 3, 5, 15, 17, 23, 41, 51, 69, 73, 85, 115, 123, 205, 219, 255, 345, 365, 391, 615, 697, 943, 1095, 1173, 1241, 1679, 1955, 2091, 2829, 2993, 3485, 3723, 4715, 5037, 5865, 6205, 8395, 8979, 10455, 14145, 14965, 16031, 18615, 25185, 28543, 44895, 48093, 50881, 68839, 80155, 85629, 142715, 152643, 206517, 240465, 254405, 344195, 428145, 763215, 1032585, 1170263, 3510789, 5851315, 17553945]

約数ペア:

[(1, 17553945), (3, 5851315), (5, 3510789), (15, 1170263), (17, 1032585), (23, 763215), (41, 428145), (51, 344195), (69, 254405), (73, 240465), (85, 206517), (115, 152643), (123, 142715), (205, 85629), (219, 80155), (255, 68839), (345, 50881), (365, 48093), (391, 44895), (615, 28543), (697, 25185), (943, 18615), (1095, 16031), (1173, 14965), (1241, 14145), (1679, 10455), (1955, 8979), (2091, 8395), (2829, 6205), (2993, 5865), (3485, 5037), (3723, 4715)]