278515356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{3373}}^1$

素因数の和:4370

約数の個数: 48

約数和(自身を含む): 743683584

約数和(自身を除く): 465168228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 983, 1966, 2949, 3373, 3932, 5898, 6746, 6881, 10119, 11796, 13492, 13762, 20238, 20643, 23611, 27524, 40476, 41286, 47222, 70833, 82572, 94444, 141666, 283332, 3315659, 6631318, 9946977, 13262636, 19893954, 23209613, 39787908, 46419226, 69628839, 92838452, 139257678, 278515356]

約数ペア:

[(1, 278515356), (2, 139257678), (3, 92838452), (4, 69628839), (6, 46419226), (7, 39787908), (12, 23209613), (14, 19893954), (21, 13262636), (28, 9946977), (42, 6631318), (84, 3315659), (983, 283332), (1966, 141666), (2949, 94444), (3373, 82572), (3932, 70833), (5898, 47222), (6746, 41286), (6881, 40476), (10119, 27524), (11796, 23611), (13492, 20643), (13762, 20238)]