389889857834

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1\times {\mathrm{21673}}^1$

素因数の和:22374

約数の個数: 32

約数和(自身を含む): 594176237760

約数和(自身を除く): 204286379926

約数列:

[1, 2, 139, 163, 278, 326, 397, 794, 21673, 22657, 43346, 45314, 55183, 64711, 110366, 129422, 3012547, 3532699, 6025094, 7065398, 8604181, 8994829, 17208362, 17989658, 491045161, 982090322, 1195981159, 1402481503, 2391962318, 2804963006, 194944928917, 389889857834]

約数ペア:

[(1, 389889857834), (2, 194944928917), (139, 2804963006), (163, 2391962318), (278, 1402481503), (326, 1195981159), (397, 982090322), (794, 491045161), (21673, 17989658), (22657, 17208362), (43346, 8994829), (45314, 8604181), (55183, 7065398), (64711, 6025094), (110366, 3532699), (129422, 3012547)]