287238

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{977}}^1$

素因数の和:996

約数の個数: 24

約数和(自身を含む): 668952

約数和(自身を除く): 381714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 977, 1954, 2931, 5862, 6839, 13678, 20517, 41034, 47873, 95746, 143619, 287238]

約数ペア:

[(1, 287238), (2, 143619), (3, 95746), (6, 47873), (7, 41034), (14, 20517), (21, 13678), (42, 6839), (49, 5862), (98, 2931), (147, 1954), (294, 977)]