821567266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{11503}}^1$

素因数の和:11626

約数の個数: 32

約数和(自身を含む): 1379927808

約数和(自身を除く): 558360542

約数列:

[1, 2, 13, 26, 41, 67, 82, 134, 533, 871, 1066, 1742, 2747, 5494, 11503, 23006, 35711, 71422, 149539, 299078, 471623, 770701, 943246, 1541402, 6131099, 10019113, 12262198, 20038226, 31598741, 63197482, 410783633, 821567266]

約数ペア:

[(1, 821567266), (2, 410783633), (13, 63197482), (26, 31598741), (41, 20038226), (67, 12262198), (82, 10019113), (134, 6131099), (533, 1541402), (871, 943246), (1066, 770701), (1742, 471623), (2747, 299078), (5494, 149539), (11503, 71422), (23006, 35711)]