31085444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 62657280

約数和(自身を除く): 31571836

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 146, 247, 292, 431, 494, 862, 949, 988, 1387, 1724, 1898, 2774, 3796, 5548, 5603, 8189, 11206, 16378, 18031, 22412, 31463, 32756, 36062, 62926, 72124, 106457, 125852, 212914, 409019, 425828, 597797, 818038, 1195594, 1636076, 2391188, 7771361, 15542722, 31085444]

約数ペア:

[(1, 31085444), (2, 15542722), (4, 7771361), (13, 2391188), (19, 1636076), (26, 1195594), (38, 818038), (52, 597797), (73, 425828), (76, 409019), (146, 212914), (247, 125852), (292, 106457), (431, 72124), (494, 62926), (862, 36062), (949, 32756), (988, 31463), (1387, 22412), (1724, 18031), (1898, 16378), (2774, 11206), (3796, 8189), (5548, 5603)]