199213938

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47911}}^1$

素因数の和:47940

約数の個数: 64

約数和(自身を含む): 551946240

約数和(自身を除く): 352732302

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 47911, 95822, 143733, 287466, 335377, 431199, 527021, 670754, 862398, 1006131, 1054042, 1293597, 1581063, 2012262, 2587194, 3018393, 3162126, 3689147, 4743189, 6036786, 7378294, 9055179, 9486378, 11067441, 14229567, 18110358, 22134882, 28459134, 33202323, 66404646, 99606969, 199213938]

約数ペア:

[(1, 199213938), (2, 99606969), (3, 66404646), (6, 33202323), (7, 28459134), (9, 22134882), (11, 18110358), (14, 14229567), (18, 11067441), (21, 9486378), (22, 9055179), (27, 7378294), (33, 6036786), (42, 4743189), (54, 3689147), (63, 3162126), (66, 3018393), (77, 2587194), (99, 2012262), (126, 1581063), (154, 1293597), (189, 1054042), (198, 1006131), (231, 862398), (297, 670754), (378, 527021), (462, 431199), (594, 335377), (693, 287466), (1386, 143733), (2079, 95822), (4158, 47911)]