157081309

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 221184000

約数和(自身を除く): 64102691

約数列:

[1, 7, 11, 17, 31, 49, 77, 79, 119, 187, 217, 341, 343, 527, 539, 553, 833, 869, 1309, 1343, 1519, 2387, 2449, 3689, 3773, 3871, 5797, 5831, 6083, 9163, 9401, 10633, 14773, 16709, 17143, 25823, 26939, 27097, 40579, 41633, 42581, 64141, 65807, 103411, 116963, 120001, 180761, 188573, 284053, 291431, 298067, 457963, 460649, 723877, 840007, 1320011, 1988371, 2040017, 3205741, 5067139, 9240077, 14280119, 22440187, 157081309]

約数ペア:

[(1, 157081309), (7, 22440187), (11, 14280119), (17, 9240077), (31, 5067139), (49, 3205741), (77, 2040017), (79, 1988371), (119, 1320011), (187, 840007), (217, 723877), (341, 460649), (343, 457963), (527, 298067), (539, 291431), (553, 284053), (833, 188573), (869, 180761), (1309, 120001), (1343, 116963), (1519, 103411), (2387, 65807), (2449, 64141), (3689, 42581), (3773, 41633), (3871, 40579), (5797, 27097), (5831, 26939), (6083, 25823), (9163, 17143), (9401, 16709), (10633, 14773)]