1888425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 4255680

約数和(自身を除く): 2367255

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 99, 105, 109, 165, 175, 225, 231, 275, 315, 327, 385, 495, 525, 545, 693, 763, 825, 981, 1155, 1199, 1575, 1635, 1925, 2289, 2475, 2725, 3465, 3597, 3815, 4905, 5775, 5995, 6867, 8175, 8393, 10791, 11445, 17325, 17985, 19075, 24525, 25179, 29975, 34335, 41965, 53955, 57225, 75537, 89925, 125895, 171675, 209825, 269775, 377685, 629475, 1888425]

約数ペア:

[(1, 1888425), (3, 629475), (5, 377685), (7, 269775), (9, 209825), (11, 171675), (15, 125895), (21, 89925), (25, 75537), (33, 57225), (35, 53955), (45, 41965), (55, 34335), (63, 29975), (75, 25179), (77, 24525), (99, 19075), (105, 17985), (109, 17325), (165, 11445), (175, 10791), (225, 8393), (231, 8175), (275, 6867), (315, 5995), (327, 5775), (385, 4905), (495, 3815), (525, 3597), (545, 3465), (693, 2725), (763, 2475), (825, 2289), (981, 1925), (1155, 1635), (1199, 1575)]