991281172

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{163147}}^1$

素因数の和:163196

約数の個数: 36

約数和(自身を含む): 2083073664

約数和(自身を除く): 1091792492

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 163147, 326294, 652588, 1142029, 2284058, 4568116, 5057557, 7994203, 10115114, 15988406, 20230228, 31976812, 35402899, 70805798, 141611596, 247820293, 495640586, 991281172]

約数ペア:

[(1, 991281172), (2, 495640586), (4, 247820293), (7, 141611596), (14, 70805798), (28, 35402899), (31, 31976812), (49, 20230228), (62, 15988406), (98, 10115114), (124, 7994203), (196, 5057557), (217, 4568116), (434, 2284058), (868, 1142029), (1519, 652588), (3038, 326294), (6076, 163147)]