173920319

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 207567360

約数和(自身を除く): 33647041

約数列:

[1, 17, 19, 23, 41, 323, 391, 437, 571, 697, 779, 943, 7429, 9707, 10849, 13133, 13243, 16031, 17917, 23411, 184433, 223261, 249527, 304589, 397987, 444809, 538453, 4241959, 7561753, 9153701, 10230607, 173920319]

約数ペア:

[(1, 173920319), (17, 10230607), (19, 9153701), (23, 7561753), (41, 4241959), (323, 538453), (391, 444809), (437, 397987), (571, 304589), (697, 249527), (779, 223261), (943, 184433), (7429, 23411), (9707, 17917), (10849, 16031), (13133, 13243)]