81813901

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 95961600

約数和(自身を除く): 14147699

約数列:

[1, 13, 29, 41, 67, 79, 377, 533, 871, 1027, 1189, 1943, 2291, 2747, 3239, 5293, 15457, 25259, 29783, 35711, 42107, 68809, 79663, 93931, 153497, 217013, 1035619, 1221103, 1995461, 2821169, 6293377, 81813901]

約数ペア:

[(1, 81813901), (13, 6293377), (29, 2821169), (41, 1995461), (67, 1221103), (79, 1035619), (377, 217013), (533, 153497), (871, 93931), (1027, 79663), (1189, 68809), (1943, 42107), (2291, 35711), (2747, 29783), (3239, 25259), (5293, 15457)]