31373745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{641}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 54359424

約数和(自身を除く): 22985679

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 251, 641, 753, 1255, 1923, 3205, 3263, 3765, 8333, 9615, 9789, 16315, 24999, 41665, 48945, 124995, 160891, 482673, 804455, 2091583, 2413365, 6274749, 10457915, 31373745]

約数ペア:

[(1, 31373745), (3, 10457915), (5, 6274749), (13, 2413365), (15, 2091583), (39, 804455), (65, 482673), (195, 160891), (251, 124995), (641, 48945), (753, 41665), (1255, 24999), (1923, 16315), (3205, 9789), (3263, 9615), (3765, 8333)]