211966356

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{18973}}^1$

素因数の和:19013

約数の個数: 72

約数和(自身を含む): 605650080

約数和(自身を除く): 393683724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2793, 3724, 5586, 11172, 18973, 37946, 56919, 75892, 113838, 132811, 227676, 265622, 360487, 398433, 531244, 720974, 796866, 929677, 1081461, 1441948, 1593732, 1859354, 2162922, 2523409, 2789031, 3718708, 4325844, 5046818, 5578062, 7570227, 10093636, 11156124, 15140454, 17663863, 30280908, 35327726, 52991589, 70655452, 105983178, 211966356]

約数ペア:

[(1, 211966356), (2, 105983178), (3, 70655452), (4, 52991589), (6, 35327726), (7, 30280908), (12, 17663863), (14, 15140454), (19, 11156124), (21, 10093636), (28, 7570227), (38, 5578062), (42, 5046818), (49, 4325844), (57, 3718708), (76, 2789031), (84, 2523409), (98, 2162922), (114, 1859354), (133, 1593732), (147, 1441948), (196, 1081461), (228, 929677), (266, 796866), (294, 720974), (399, 531244), (532, 398433), (588, 360487), (798, 265622), (931, 227676), (1596, 132811), (1862, 113838), (2793, 75892), (3724, 56919), (5586, 37946), (11172, 18973)]