28906992

素因数分解:

$2^4\times 3^2\times {\mathrm{197}}^1\times {\mathrm{1019}}^1$

素因数の和:1230

約数の個数: 60

約数和(自身を含む): 81389880

約数和(自身を除く): 52482888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197, 394, 591, 788, 1019, 1182, 1576, 1773, 2038, 2364, 3057, 3152, 3546, 4076, 4728, 6114, 7092, 8152, 9171, 9456, 12228, 14184, 16304, 18342, 24456, 28368, 36684, 48912, 73368, 146736, 200743, 401486, 602229, 802972, 1204458, 1605944, 1806687, 2408916, 3211888, 3613374, 4817832, 7226748, 9635664, 14453496, 28906992]

約数ペア:

[(1, 28906992), (2, 14453496), (3, 9635664), (4, 7226748), (6, 4817832), (8, 3613374), (9, 3211888), (12, 2408916), (16, 1806687), (18, 1605944), (24, 1204458), (36, 802972), (48, 602229), (72, 401486), (144, 200743), (197, 146736), (394, 73368), (591, 48912), (788, 36684), (1019, 28368), (1182, 24456), (1576, 18342), (1773, 16304), (2038, 14184), (2364, 12228), (3057, 9456), (3152, 9171), (3546, 8152), (4076, 7092), (4728, 6114)]