78874159

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1093}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 99300192

約数和(自身を除く): 20426033

約数列:

[1, 7, 13, 61, 91, 169, 427, 793, 1093, 1183, 5551, 7651, 10309, 14209, 66673, 72163, 99463, 184717, 466711, 866749, 1293019, 6067243, 11267737, 78874159]

約数ペア:

[(1, 78874159), (7, 11267737), (13, 6067243), (61, 1293019), (91, 866749), (169, 466711), (427, 184717), (793, 99463), (1093, 72163), (1183, 66673), (5551, 14209), (7651, 10309)]