28658498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 25514302

約数列:

[1, 2, 11, 17, 19, 22, 34, 37, 38, 74, 109, 187, 209, 218, 323, 374, 407, 418, 629, 646, 703, 814, 1199, 1258, 1406, 1853, 2071, 2398, 3553, 3706, 4033, 4142, 6919, 7106, 7733, 8066, 11951, 13838, 15466, 20383, 22781, 23902, 35207, 40766, 44363, 45562, 68561, 70414, 76627, 88726, 131461, 137122, 153254, 262922, 387277, 754171, 774554, 842897, 1302659, 1508342, 1685794, 2605318, 14329249, 28658498]

約数ペア:

[(1, 28658498), (2, 14329249), (11, 2605318), (17, 1685794), (19, 1508342), (22, 1302659), (34, 842897), (37, 774554), (38, 754171), (74, 387277), (109, 262922), (187, 153254), (209, 137122), (218, 131461), (323, 88726), (374, 76627), (407, 70414), (418, 68561), (629, 45562), (646, 44363), (703, 40766), (814, 35207), (1199, 23902), (1258, 22781), (1406, 20383), (1853, 15466), (2071, 13838), (2398, 11951), (3553, 8066), (3706, 7733), (4033, 7106), (4142, 6919)]