778484993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 935260032

約数和(自身を除く): 156775039

約数列:

[1, 11, 13, 67, 143, 193, 421, 737, 871, 2123, 2509, 4631, 5473, 9581, 12931, 27599, 28207, 60203, 81253, 142241, 168103, 310277, 366691, 893783, 1056289, 1849133, 4033601, 5443951, 11619179, 59883461, 70771363, 778484993]

約数ペア:

[(1, 778484993), (11, 70771363), (13, 59883461), (67, 11619179), (143, 5443951), (193, 4033601), (421, 1849133), (737, 1056289), (871, 893783), (2123, 366691), (2509, 310277), (4631, 168103), (5473, 142241), (9581, 81253), (12931, 60203), (27599, 28207)]