63987705

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3019}}^1$

素因数の和:3190

約数の個数: 32

約数和(自身を含む): 114518400

約数和(自身を除く): 50530695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1413, 2355, 3019, 4239, 7065, 9057, 15095, 21195, 27171, 45285, 81513, 135855, 407565, 473983, 1421949, 2369915, 4265847, 7109745, 12797541, 21329235, 63987705]

約数ペア:

[(1, 63987705), (3, 21329235), (5, 12797541), (9, 7109745), (15, 4265847), (27, 2369915), (45, 1421949), (135, 473983), (157, 407565), (471, 135855), (785, 81513), (1413, 45285), (2355, 27171), (3019, 21195), (4239, 15095), (7065, 9057)]