27639675

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 108

約数和(自身を含む): 60643440

約数和(自身を除く): 33003765

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 49, 63, 69, 75, 105, 109, 115, 147, 161, 175, 207, 225, 245, 315, 327, 345, 441, 483, 525, 545, 575, 735, 763, 805, 981, 1035, 1127, 1225, 1449, 1575, 1635, 1725, 2205, 2289, 2415, 2507, 2725, 3381, 3675, 3815, 4025, 4905, 5175, 5341, 5635, 6867, 7245, 7521, 8175, 10143, 11025, 11445, 12075, 12535, 16023, 16905, 17549, 19075, 22563, 24525, 26705, 28175, 34335, 36225, 37605, 48069, 50715, 52647, 57225, 62675, 80115, 84525, 87745, 112815, 122843, 133525, 157941, 171675, 188025, 240345, 253575, 263235, 368529, 400575, 438725, 564075, 614215, 789705, 1105587, 1201725, 1316175, 1842645, 3071075, 3948525, 5527935, 9213225, 27639675]

約数ペア:

[(1, 27639675), (3, 9213225), (5, 5527935), (7, 3948525), (9, 3071075), (15, 1842645), (21, 1316175), (23, 1201725), (25, 1105587), (35, 789705), (45, 614215), (49, 564075), (63, 438725), (69, 400575), (75, 368529), (105, 263235), (109, 253575), (115, 240345), (147, 188025), (161, 171675), (175, 157941), (207, 133525), (225, 122843), (245, 112815), (315, 87745), (327, 84525), (345, 80115), (441, 62675), (483, 57225), (525, 52647), (545, 50715), (575, 48069), (735, 37605), (763, 36225), (805, 34335), (981, 28175), (1035, 26705), (1127, 24525), (1225, 22563), (1449, 19075), (1575, 17549), (1635, 16905), (1725, 16023), (2205, 12535), (2289, 12075), (2415, 11445), (2507, 11025), (2725, 10143), (3381, 8175), (3675, 7521), (3815, 7245), (4025, 6867), (4905, 5635), (5175, 5341)]