203491288

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25411}}^1$

素因数の和:25448

約数の個数: 64

約数和(自身を含む): 512305920

約数和(自身を除く): 308814632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 25411, 50822, 101644, 177877, 203288, 279521, 330343, 355754, 559042, 660686, 711508, 1118084, 1321372, 1423016, 1956647, 2236168, 2312401, 2642744, 3633773, 3913294, 4624802, 7267546, 7826588, 9249604, 14535092, 15653176, 18499208, 25436411, 29070184, 50872822, 101745644, 203491288]

約数ペア:

[(1, 203491288), (2, 101745644), (4, 50872822), (7, 29070184), (8, 25436411), (11, 18499208), (13, 15653176), (14, 14535092), (22, 9249604), (26, 7826588), (28, 7267546), (44, 4624802), (52, 3913294), (56, 3633773), (77, 2642744), (88, 2312401), (91, 2236168), (104, 1956647), (143, 1423016), (154, 1321372), (182, 1118084), (286, 711508), (308, 660686), (364, 559042), (572, 355754), (616, 330343), (728, 279521), (1001, 203288), (1144, 177877), (2002, 101644), (4004, 50822), (8008, 25411)]