28623735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 57395520

約数和(自身を除く): 28771785

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 89, 105, 267, 315, 445, 623, 801, 1021, 1335, 1869, 3063, 3115, 4005, 5105, 5607, 7147, 9189, 9345, 15315, 21441, 28035, 35735, 45945, 64323, 90869, 107205, 272607, 321615, 454345, 636083, 817821, 1363035, 1908249, 3180415, 4089105, 5724747, 9541245, 28623735]

約数ペア:

[(1, 28623735), (3, 9541245), (5, 5724747), (7, 4089105), (9, 3180415), (15, 1908249), (21, 1363035), (35, 817821), (45, 636083), (63, 454345), (89, 321615), (105, 272607), (267, 107205), (315, 90869), (445, 64323), (623, 45945), (801, 35735), (1021, 28035), (1335, 21441), (1869, 15315), (3063, 9345), (3115, 9189), (4005, 7147), (5105, 5607)]