20121855435

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{797063}}^1$

素因数の和:797105

約数の個数: 64

約数和(自身を含む): 41319797760

約数和(自身を除く): 21197942325

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 85, 99, 135, 153, 165, 187, 255, 297, 459, 495, 561, 765, 935, 1485, 1683, 2295, 2805, 5049, 8415, 25245, 797063, 2391189, 3985315, 7173567, 8767693, 11955945, 13550071, 21520701, 26303079, 35867835, 40650213, 43838465, 67750355, 78909237, 107603505, 121950639, 131515395, 149050781, 203251065, 236727711, 365851917, 394546185, 447152343, 609753195, 745253905, 1183638555, 1341457029, 1829259585, 2235761715, 4024371087, 6707285145, 20121855435]

約数ペア:

[(1, 20121855435), (3, 6707285145), (5, 4024371087), (9, 2235761715), (11, 1829259585), (15, 1341457029), (17, 1183638555), (27, 745253905), (33, 609753195), (45, 447152343), (51, 394546185), (55, 365851917), (85, 236727711), (99, 203251065), (135, 149050781), (153, 131515395), (165, 121950639), (187, 107603505), (255, 78909237), (297, 67750355), (459, 43838465), (495, 40650213), (561, 35867835), (765, 26303079), (935, 21520701), (1485, 13550071), (1683, 11955945), (2295, 8767693), (2805, 7173567), (5049, 3985315), (8415, 2391189), (25245, 797063)]