28759668

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{829}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 79480800

約数和(自身を除く): 50721132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 59, 84, 98, 118, 147, 177, 196, 236, 294, 354, 413, 588, 708, 826, 829, 1239, 1652, 1658, 2478, 2487, 2891, 3316, 4956, 4974, 5782, 5803, 8673, 9948, 11564, 11606, 17346, 17409, 23212, 34692, 34818, 40621, 48911, 69636, 81242, 97822, 121863, 146733, 162484, 195644, 243726, 293466, 342377, 487452, 586932, 684754, 1027131, 1369508, 2054262, 2396639, 4108524, 4793278, 7189917, 9586556, 14379834, 28759668]

約数ペア:

[(1, 28759668), (2, 14379834), (3, 9586556), (4, 7189917), (6, 4793278), (7, 4108524), (12, 2396639), (14, 2054262), (21, 1369508), (28, 1027131), (42, 684754), (49, 586932), (59, 487452), (84, 342377), (98, 293466), (118, 243726), (147, 195644), (177, 162484), (196, 146733), (236, 121863), (294, 97822), (354, 81242), (413, 69636), (588, 48911), (708, 40621), (826, 34818), (829, 34692), (1239, 23212), (1652, 17409), (1658, 17346), (2478, 11606), (2487, 11564), (2891, 9948), (3316, 8673), (4956, 5803), (4974, 5782)]