64319955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1543}}^1$

素因数の和:1955

約数の個数: 32

約数和(自身を含む): 117986304

約数和(自身を除く): 53666349

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 1191, 1543, 1985, 2779, 4629, 5955, 7715, 8337, 10801, 13895, 23145, 32403, 41685, 54005, 162015, 612571, 1837713, 3062855, 4287997, 9188565, 12863991, 21439985, 64319955]

約数ペア:

[(1, 64319955), (3, 21439985), (5, 12863991), (7, 9188565), (15, 4287997), (21, 3062855), (35, 1837713), (105, 612571), (397, 162015), (1191, 54005), (1543, 41685), (1985, 32403), (2779, 23145), (4629, 13895), (5955, 10801), (7715, 8337)]