202018887

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 364262400

約数和(自身を除く): 162243513

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 101, 133, 171, 189, 303, 399, 513, 557, 707, 909, 1197, 1671, 1919, 2121, 2727, 3591, 3899, 5013, 5757, 6363, 10583, 11697, 13433, 15039, 17271, 19089, 31749, 35091, 40299, 51813, 56257, 74081, 95247, 105273, 120897, 168771, 222243, 285741, 362691, 393799, 506313, 666729, 1068883, 1181397, 1518939, 2000187, 3206649, 3544191, 7482181, 9619947, 10632573, 22446543, 28859841, 67339629, 202018887]

約数ペア:

[(1, 202018887), (3, 67339629), (7, 28859841), (9, 22446543), (19, 10632573), (21, 9619947), (27, 7482181), (57, 3544191), (63, 3206649), (101, 2000187), (133, 1518939), (171, 1181397), (189, 1068883), (303, 666729), (399, 506313), (513, 393799), (557, 362691), (707, 285741), (909, 222243), (1197, 168771), (1671, 120897), (1919, 105273), (2121, 95247), (2727, 74081), (3591, 56257), (3899, 51813), (5013, 40299), (5757, 35091), (6363, 31749), (10583, 19089), (11697, 17271), (13433, 15039)]