210845679

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 346705920

約数和(自身を除く): 135860241

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 131, 151, 187, 209, 323, 393, 453, 561, 627, 969, 1441, 1661, 2227, 2489, 2567, 2869, 3553, 4323, 4983, 6681, 7467, 7701, 8607, 10659, 19781, 24497, 27379, 28237, 31559, 42313, 48773, 59343, 73491, 82137, 84711, 94677, 126939, 146319, 217591, 336277, 375839, 465443, 536503, 652773, 1008831, 1127517, 1396329, 1609509, 3699047, 4134229, 6389263, 11097141, 12402687, 19167789, 70281893, 210845679]

約数ペア:

[(1, 210845679), (3, 70281893), (11, 19167789), (17, 12402687), (19, 11097141), (33, 6389263), (51, 4134229), (57, 3699047), (131, 1609509), (151, 1396329), (187, 1127517), (209, 1008831), (323, 652773), (393, 536503), (453, 465443), (561, 375839), (627, 336277), (969, 217591), (1441, 146319), (1661, 126939), (2227, 94677), (2489, 84711), (2567, 82137), (2869, 73491), (3553, 59343), (4323, 48773), (4983, 42313), (6681, 31559), (7467, 28237), (7701, 27379), (8607, 24497), (10659, 19781)]