199029908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15761}}^1$

素因数の和:15824

約数の個数: 48

約数和(自身を含む): 444866688

約数和(自身を除く): 245836780

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1804, 3157, 6314, 12628, 15761, 31522, 63044, 110327, 173371, 220654, 346742, 441308, 646201, 693484, 1213597, 1292402, 2427194, 2584804, 4523407, 4854388, 7108211, 9046814, 14216422, 18093628, 28432844, 49757477, 99514954, 199029908]

約数ペア:

[(1, 199029908), (2, 99514954), (4, 49757477), (7, 28432844), (11, 18093628), (14, 14216422), (22, 9046814), (28, 7108211), (41, 4854388), (44, 4523407), (77, 2584804), (82, 2427194), (154, 1292402), (164, 1213597), (287, 693484), (308, 646201), (451, 441308), (574, 346742), (902, 220654), (1148, 173371), (1804, 110327), (3157, 63044), (6314, 31522), (12628, 15761)]