287942768

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{883}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 567262800

約数和(自身を除く): 279320032

約数列:

[1, 2, 4, 8, 16, 89, 178, 229, 356, 458, 712, 883, 916, 1424, 1766, 1832, 3532, 3664, 7064, 14128, 20381, 40762, 78587, 81524, 157174, 163048, 202207, 314348, 326096, 404414, 628696, 808828, 1257392, 1617656, 3235312, 17996423, 35992846, 71985692, 143971384, 287942768]

約数ペア:

[(1, 287942768), (2, 143971384), (4, 71985692), (8, 35992846), (16, 17996423), (89, 3235312), (178, 1617656), (229, 1257392), (356, 808828), (458, 628696), (712, 404414), (883, 326096), (916, 314348), (1424, 202207), (1766, 163048), (1832, 157174), (3532, 81524), (3664, 78587), (7064, 40762), (14128, 20381)]