212894145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 418279680

約数和(自身を除く): 205385535

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 97, 151, 153, 171, 255, 285, 291, 323, 453, 485, 755, 765, 855, 873, 969, 1359, 1455, 1615, 1649, 1843, 2265, 2567, 2869, 2907, 4365, 4845, 4947, 5529, 6795, 7701, 8245, 8607, 9215, 12835, 14345, 14535, 14647, 14841, 16587, 23103, 24735, 25821, 27645, 31331, 38505, 43035, 43941, 48773, 73235, 74205, 82935, 93993, 115515, 129105, 131823, 146319, 156655, 219705, 243865, 248999, 278293, 281979, 438957, 469965, 659115, 731595, 746997, 834879, 1244995, 1391465, 1409895, 2194785, 2240991, 2504637, 3734985, 4174395, 4730981, 11204955, 12523185, 14192943, 23654905, 42578829, 70964715, 212894145]

約数ペア:

[(1, 212894145), (3, 70964715), (5, 42578829), (9, 23654905), (15, 14192943), (17, 12523185), (19, 11204955), (45, 4730981), (51, 4174395), (57, 3734985), (85, 2504637), (95, 2240991), (97, 2194785), (151, 1409895), (153, 1391465), (171, 1244995), (255, 834879), (285, 746997), (291, 731595), (323, 659115), (453, 469965), (485, 438957), (755, 281979), (765, 278293), (855, 248999), (873, 243865), (969, 219705), (1359, 156655), (1455, 146319), (1615, 131823), (1649, 129105), (1843, 115515), (2265, 93993), (2567, 82935), (2869, 74205), (2907, 73235), (4365, 48773), (4845, 43941), (4947, 43035), (5529, 38505), (6795, 31331), (7701, 27645), (8245, 25821), (8607, 24735), (9215, 23103), (12835, 16587), (14345, 14841), (14535, 14647)]