81456282

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{277}}^1$

素因数の和:364

約数の個数: 72

約数和(自身を含む): 193789908

約数和(自身を除く): 112333626

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 93, 102, 153, 186, 277, 279, 306, 527, 554, 558, 831, 961, 1054, 1581, 1662, 1922, 2493, 2883, 3162, 4709, 4743, 4986, 5766, 8587, 8649, 9418, 9486, 14127, 16337, 17174, 17298, 25761, 28254, 32674, 42381, 49011, 51522, 77283, 84762, 98022, 145979, 147033, 154566, 266197, 291958, 294066, 437937, 532394, 798591, 875874, 1313811, 1597182, 2395773, 2627622, 4525349, 4791546, 9050698, 13576047, 27152094, 40728141, 81456282]

約数ペア:

[(1, 81456282), (2, 40728141), (3, 27152094), (6, 13576047), (9, 9050698), (17, 4791546), (18, 4525349), (31, 2627622), (34, 2395773), (51, 1597182), (62, 1313811), (93, 875874), (102, 798591), (153, 532394), (186, 437937), (277, 294066), (279, 291958), (306, 266197), (527, 154566), (554, 147033), (558, 145979), (831, 98022), (961, 84762), (1054, 77283), (1581, 51522), (1662, 49011), (1922, 42381), (2493, 32674), (2883, 28254), (3162, 25761), (4709, 17298), (4743, 17174), (4986, 16337), (5766, 14127), (8587, 9486), (8649, 9418)]