28708596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3079}}^1$

素因数の和:3133

約数の個数: 72

約数和(自身を含む): 85205120

約数和(自身を除く): 56496524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3079, 3108, 4662, 6158, 9237, 9324, 12316, 18474, 21553, 27711, 36948, 43106, 55422, 64659, 86212, 110844, 113923, 129318, 193977, 227846, 258636, 341769, 387954, 455692, 683538, 775908, 797461, 1025307, 1367076, 1594922, 2050614, 2392383, 3189844, 4101228, 4784766, 7177149, 9569532, 14354298, 28708596]

約数ペア:

[(1, 28708596), (2, 14354298), (3, 9569532), (4, 7177149), (6, 4784766), (7, 4101228), (9, 3189844), (12, 2392383), (14, 2050614), (18, 1594922), (21, 1367076), (28, 1025307), (36, 797461), (37, 775908), (42, 683538), (63, 455692), (74, 387954), (84, 341769), (111, 258636), (126, 227846), (148, 193977), (222, 129318), (252, 113923), (259, 110844), (333, 86212), (444, 64659), (518, 55422), (666, 43106), (777, 36948), (1036, 27711), (1332, 21553), (1554, 18474), (2331, 12316), (3079, 9324), (3108, 9237), (4662, 6158)]