217268388

素因数分解:

$2^2\times 3^2\times {\mathrm{211}}^1\times {\mathrm{28603}}^1$

素因数の和:28824

約数の個数: 36

約数和(自身を含む): 551828368

約数和(自身を除く): 334559980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 211, 422, 633, 844, 1266, 1899, 2532, 3798, 7596, 28603, 57206, 85809, 114412, 171618, 257427, 343236, 514854, 1029708, 6035233, 12070466, 18105699, 24140932, 36211398, 54317097, 72422796, 108634194, 217268388]

約数ペア:

[(1, 217268388), (2, 108634194), (3, 72422796), (4, 54317097), (6, 36211398), (9, 24140932), (12, 18105699), (18, 12070466), (36, 6035233), (211, 1029708), (422, 514854), (633, 343236), (844, 257427), (1266, 171618), (1899, 114412), (2532, 85809), (3798, 57206), (7596, 28603)]