2148989283

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1\times {\mathrm{787}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 3599331840

約数和(自身を除く): 1450342557

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 487, 623, 787, 801, 1461, 1869, 2361, 3409, 4383, 5509, 5607, 7083, 10227, 16527, 30681, 43343, 49581, 70043, 130029, 210129, 303401, 383269, 390087, 490301, 630387, 910203, 1149807, 1470903, 2682883, 2730609, 3449421, 4412709, 8048649, 24145947, 34110941, 102332823, 238776587, 306998469, 716329761, 2148989283]

約数ペア:

[(1, 2148989283), (3, 716329761), (7, 306998469), (9, 238776587), (21, 102332823), (63, 34110941), (89, 24145947), (267, 8048649), (487, 4412709), (623, 3449421), (787, 2730609), (801, 2682883), (1461, 1470903), (1869, 1149807), (2361, 910203), (3409, 630387), (4383, 490301), (5509, 390087), (5607, 383269), (7083, 303401), (10227, 210129), (16527, 130029), (30681, 70043), (43343, 49581)]