55816515

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 101836800

約数和(自身を除く): 46020285

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 199, 207, 271, 345, 597, 813, 995, 1035, 1355, 1791, 2439, 2985, 4065, 4577, 6233, 8955, 12195, 13731, 18699, 22885, 31165, 41193, 53929, 56097, 68655, 93495, 161787, 205965, 269645, 280485, 485361, 808935, 1240367, 2426805, 3721101, 6201835, 11163303, 18605505, 55816515]

約数ペア:

[(1, 55816515), (3, 18605505), (5, 11163303), (9, 6201835), (15, 3721101), (23, 2426805), (45, 1240367), (69, 808935), (115, 485361), (199, 280485), (207, 269645), (271, 205965), (345, 161787), (597, 93495), (813, 68655), (995, 56097), (1035, 53929), (1355, 41193), (1791, 31165), (2439, 22885), (2985, 18699), (4065, 13731), (4577, 12195), (6233, 8955)]