16387707

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 27447552

約数和(自身を除く): 11059845

約数列:

[1, 3, 7, 21, 23, 37, 49, 69, 111, 131, 147, 161, 259, 393, 483, 777, 851, 917, 1127, 1813, 2553, 2751, 3013, 3381, 4847, 5439, 5957, 6419, 9039, 14541, 17871, 19257, 21091, 33929, 41699, 63273, 101787, 111481, 125097, 147637, 237503, 334443, 442911, 712509, 780367, 2341101, 5462569, 16387707]

約数ペア:

[(1, 16387707), (3, 5462569), (7, 2341101), (21, 780367), (23, 712509), (37, 442911), (49, 334443), (69, 237503), (111, 147637), (131, 125097), (147, 111481), (161, 101787), (259, 63273), (393, 41699), (483, 33929), (777, 21091), (851, 19257), (917, 17871), (1127, 14541), (1813, 9039), (2553, 6419), (2751, 5957), (3013, 5439), (3381, 4847)]