231889528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{117353}}^1$

素因数の和:117391

約数の個数: 32

約数和(自身を含む): 492886800

約数和(自身を除く): 260997272

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 117353, 234706, 469412, 938824, 1525589, 2229707, 3051178, 4459414, 6102356, 8918828, 12204712, 17837656, 28986191, 57972382, 115944764, 231889528]

約数ペア:

[(1, 231889528), (2, 115944764), (4, 57972382), (8, 28986191), (13, 17837656), (19, 12204712), (26, 8918828), (38, 6102356), (52, 4459414), (76, 3051178), (104, 2229707), (152, 1525589), (247, 938824), (494, 469412), (988, 234706), (1976, 117353)]