54890997

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 87194880

約数和(自身を除く): 32303883

約数列:

[1, 3, 7, 21, 29, 87, 173, 203, 519, 521, 609, 1211, 1563, 3633, 3647, 5017, 10941, 15051, 15109, 35119, 45327, 90133, 105357, 105763, 270399, 317289, 630931, 1892793, 2613857, 7841571, 18296999, 54890997]

約数ペア:

[(1, 54890997), (3, 18296999), (7, 7841571), (21, 2613857), (29, 1892793), (87, 630931), (173, 317289), (203, 270399), (519, 105763), (521, 105357), (609, 90133), (1211, 45327), (1563, 35119), (3633, 15109), (3647, 15051), (5017, 10941)]