53290155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 95489280

約数和(自身を除く): 42199125

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 289, 323, 647, 867, 969, 1445, 1615, 1941, 3235, 4335, 4845, 5491, 9705, 10999, 12293, 16473, 27455, 32997, 36879, 54995, 61465, 82365, 164985, 184395, 186983, 208981, 560949, 626943, 934915, 1044905, 2804745, 3134715, 3552677, 10658031, 17763385, 53290155]

約数ペア:

[(1, 53290155), (3, 17763385), (5, 10658031), (15, 3552677), (17, 3134715), (19, 2804745), (51, 1044905), (57, 934915), (85, 626943), (95, 560949), (255, 208981), (285, 186983), (289, 184395), (323, 164985), (647, 82365), (867, 61465), (969, 54995), (1445, 36879), (1615, 32997), (1941, 27455), (3235, 16473), (4335, 12293), (4845, 10999), (5491, 9705)]