28213746

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 37450254

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 149, 151, 209, 298, 302, 418, 447, 453, 627, 894, 906, 1254, 1639, 1661, 2831, 2869, 3278, 3322, 4917, 4983, 5662, 5738, 8493, 8607, 9834, 9966, 16986, 17214, 22499, 31141, 31559, 44998, 62282, 63118, 67497, 93423, 94677, 134994, 186846, 189354, 247489, 427481, 494978, 742467, 854962, 1282443, 1484934, 2564886, 4702291, 9404582, 14106873, 28213746]

約数ペア:

[(1, 28213746), (2, 14106873), (3, 9404582), (6, 4702291), (11, 2564886), (19, 1484934), (22, 1282443), (33, 854962), (38, 742467), (57, 494978), (66, 427481), (114, 247489), (149, 189354), (151, 186846), (209, 134994), (298, 94677), (302, 93423), (418, 67497), (447, 63118), (453, 62282), (627, 44998), (894, 31559), (906, 31141), (1254, 22499), (1639, 17214), (1661, 16986), (2831, 9966), (2869, 9834), (3278, 8607), (3322, 8493), (4917, 5738), (4983, 5662)]