237065521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 303353856

約数和(自身を除く): 66288335

約数列:

[1, 7, 11, 71, 77, 103, 421, 497, 721, 781, 1133, 2947, 4631, 5467, 7313, 7931, 29891, 32417, 43363, 51191, 80443, 209237, 303541, 328801, 476993, 563101, 2301607, 3078773, 3338951, 21551411, 33866503, 237065521]

約数ペア:

[(1, 237065521), (7, 33866503), (11, 21551411), (71, 3338951), (77, 3078773), (103, 2301607), (421, 563101), (497, 476993), (721, 328801), (781, 303541), (1133, 209237), (2947, 80443), (4631, 51191), (5467, 43363), (7313, 32417), (7931, 29891)]