153885886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 299427840

約数和(自身を除く): 145541954

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 113, 154, 226, 239, 259, 407, 478, 518, 791, 814, 1243, 1582, 1673, 2486, 2629, 2849, 3346, 4181, 5258, 5698, 8362, 8701, 8843, 17402, 17686, 18403, 27007, 29267, 36806, 45991, 54014, 58534, 61901, 91982, 97273, 123802, 189049, 194546, 297077, 321937, 378098, 594154, 643874, 680911, 999259, 1361822, 1998518, 2079539, 4159078, 6994813, 10991849, 13989626, 21983698, 76942943, 153885886]

約数ペア:

[(1, 153885886), (2, 76942943), (7, 21983698), (11, 13989626), (14, 10991849), (22, 6994813), (37, 4159078), (74, 2079539), (77, 1998518), (113, 1361822), (154, 999259), (226, 680911), (239, 643874), (259, 594154), (407, 378098), (478, 321937), (518, 297077), (791, 194546), (814, 189049), (1243, 123802), (1582, 97273), (1673, 91982), (2486, 61901), (2629, 58534), (2849, 54014), (3346, 45991), (4181, 36806), (5258, 29267), (5698, 27007), (8362, 18403), (8701, 17686), (8843, 17402)]