199120908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{853}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 542467632

約数和(自身を除く): 343346724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 397, 588, 794, 853, 1191, 1588, 1706, 2382, 2559, 2779, 3412, 4764, 5118, 5558, 5971, 8337, 10236, 11116, 11942, 16674, 17913, 19453, 23884, 33348, 35826, 38906, 41797, 58359, 71652, 77812, 83594, 116718, 125391, 167188, 233436, 250782, 338641, 501564, 677282, 1015923, 1354564, 2031846, 2370487, 4063692, 4740974, 7111461, 9481948, 14222922, 16593409, 28445844, 33186818, 49780227, 66373636, 99560454, 199120908]

約数ペア:

[(1, 199120908), (2, 99560454), (3, 66373636), (4, 49780227), (6, 33186818), (7, 28445844), (12, 16593409), (14, 14222922), (21, 9481948), (28, 7111461), (42, 4740974), (49, 4063692), (84, 2370487), (98, 2031846), (147, 1354564), (196, 1015923), (294, 677282), (397, 501564), (588, 338641), (794, 250782), (853, 233436), (1191, 167188), (1588, 125391), (1706, 116718), (2382, 83594), (2559, 77812), (2779, 71652), (3412, 58359), (4764, 41797), (5118, 38906), (5558, 35826), (5971, 33348), (8337, 23884), (10236, 19453), (11116, 17913), (11942, 16674)]