24997609

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 7226135

約数列:

[1, 7, 13, 53, 71, 73, 91, 371, 497, 511, 689, 923, 949, 3763, 3869, 4823, 5183, 6461, 6643, 26341, 27083, 36281, 48919, 50297, 67379, 274699, 342433, 352079, 471653, 1922893, 3571087, 24997609]

約数ペア:

[(1, 24997609), (7, 3571087), (13, 1922893), (53, 471653), (71, 352079), (73, 342433), (91, 274699), (371, 67379), (497, 50297), (511, 48919), (689, 36281), (923, 27083), (949, 26341), (3763, 6643), (3869, 6461), (4823, 5183)]