158762401

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 190183464

約数和(自身を除く): 31421063

約数列:

[1, 7, 49, 53, 113, 371, 541, 791, 2597, 3787, 5537, 5989, 26509, 28673, 41923, 61133, 200711, 293461, 427931, 1404977, 2995517, 3240049, 22680343, 158762401]

約数ペア:

[(1, 158762401), (7, 22680343), (49, 3240049), (53, 2995517), (113, 1404977), (371, 427931), (541, 293461), (791, 200711), (2597, 61133), (3787, 41923), (5537, 28673), (5989, 26509)]