81986928

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{28001}}^1$

素因数の和:28073

約数の個数: 40

約数和(自身を含む): 215279376

約数和(自身を除く): 133292448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 28001, 56002, 84003, 112004, 168006, 224008, 336012, 448016, 672024, 1344048, 1708061, 3416122, 5124183, 6832244, 10248366, 13664488, 20496732, 27328976, 40993464, 81986928]

約数ペア:

[(1, 81986928), (2, 40993464), (3, 27328976), (4, 20496732), (6, 13664488), (8, 10248366), (12, 6832244), (16, 5124183), (24, 3416122), (48, 1708061), (61, 1344048), (122, 672024), (183, 448016), (244, 336012), (366, 224008), (488, 168006), (732, 112004), (976, 84003), (1464, 56002), (2928, 28001)]