641087811

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20071}}^1$

素因数の和:20113

約数の個数: 48

約数和(自身を含む): 1175416320

約数和(自身を除く): 534328509

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 819, 1183, 1521, 2457, 3549, 4563, 10647, 20071, 31941, 60213, 140497, 180639, 260923, 421491, 541917, 782769, 1264473, 1826461, 2348307, 3391999, 3793419, 5479383, 7044921, 10175997, 16438149, 23743993, 30527991, 49314447, 71231979, 91583973, 213695937, 641087811]

約数ペア:

[(1, 641087811), (3, 213695937), (7, 91583973), (9, 71231979), (13, 49314447), (21, 30527991), (27, 23743993), (39, 16438149), (63, 10175997), (91, 7044921), (117, 5479383), (169, 3793419), (189, 3391999), (273, 2348307), (351, 1826461), (507, 1264473), (819, 782769), (1183, 541917), (1521, 421491), (2457, 260923), (3549, 180639), (4563, 140497), (10647, 60213), (20071, 31941)]