638857288954

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1\times {\mathrm{41189}}^1$

素因数の和:42462

約数の個数: 32

約数和(自身を含む): 982233216000

約数和(自身を除く): 343375927046

約数列:

[1, 2, 79, 89, 158, 178, 1103, 2206, 7031, 14062, 41189, 82378, 87137, 98167, 174274, 196334, 3253931, 3665821, 6507862, 7331642, 7755193, 15510386, 45431467, 90862934, 289599859, 579199718, 3589085893, 4043400563, 7178171786, 8086801126, 319428644477, 638857288954]

約数ペア:

[(1, 638857288954), (2, 319428644477), (79, 8086801126), (89, 7178171786), (158, 4043400563), (178, 3589085893), (1103, 579199718), (2206, 289599859), (7031, 90862934), (14062, 45431467), (41189, 15510386), (82378, 7755193), (87137, 7331642), (98167, 6507862), (174274, 3665821), (196334, 3253931)]