140981672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71347}}^1$

素因数の和:71385

約数の個数: 32

約数和(自身を含む): 299661600

約数和(自身を除く): 158679928

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 71347, 142694, 285388, 570776, 927511, 1355593, 1855022, 2711186, 3710044, 5422372, 7420088, 10844744, 17622709, 35245418, 70490836, 140981672]

約数ペア:

[(1, 140981672), (2, 70490836), (4, 35245418), (8, 17622709), (13, 10844744), (19, 7420088), (26, 5422372), (38, 3710044), (52, 2711186), (76, 1855022), (104, 1355593), (152, 927511), (247, 570776), (494, 285388), (988, 142694), (1976, 71347)]