4385475

素因数分解:

$3^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 8258400

約数和(自身を除く): 3872925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 89, 135, 219, 225, 267, 365, 445, 657, 675, 801, 1095, 1335, 1825, 1971, 2225, 2403, 3285, 4005, 5475, 6497, 6675, 9855, 12015, 16425, 19491, 20025, 32485, 49275, 58473, 60075, 97455, 162425, 175419, 292365, 487275, 877095, 1461825, 4385475]

約数ペア:

[(1, 4385475), (3, 1461825), (5, 877095), (9, 487275), (15, 292365), (25, 175419), (27, 162425), (45, 97455), (73, 60075), (75, 58473), (89, 49275), (135, 32485), (219, 20025), (225, 19491), (267, 16425), (365, 12015), (445, 9855), (657, 6675), (675, 6497), (801, 5475), (1095, 4005), (1335, 3285), (1825, 2403), (1971, 2225)]