28842228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 77532000

約数和(自身を除く): 48689772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 149, 171, 228, 283, 298, 342, 447, 566, 596, 684, 849, 894, 1132, 1341, 1698, 1788, 2547, 2682, 2831, 3396, 5094, 5364, 5377, 5662, 8493, 10188, 10754, 11324, 16131, 16986, 21508, 25479, 32262, 33972, 42167, 48393, 50958, 64524, 84334, 96786, 101916, 126501, 168668, 193572, 253002, 379503, 506004, 759006, 801173, 1518012, 1602346, 2403519, 3204692, 4807038, 7210557, 9614076, 14421114, 28842228]

約数ペア:

[(1, 28842228), (2, 14421114), (3, 9614076), (4, 7210557), (6, 4807038), (9, 3204692), (12, 2403519), (18, 1602346), (19, 1518012), (36, 801173), (38, 759006), (57, 506004), (76, 379503), (114, 253002), (149, 193572), (171, 168668), (228, 126501), (283, 101916), (298, 96786), (342, 84334), (447, 64524), (566, 50958), (596, 48393), (684, 42167), (849, 33972), (894, 32262), (1132, 25479), (1341, 21508), (1698, 16986), (1788, 16131), (2547, 11324), (2682, 10754), (2831, 10188), (3396, 8493), (5094, 5662), (5364, 5377)]