199761639

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{12907}}^1$

素因数の和:12995

約数の個数: 32

約数和(自身を含む): 337053696

約数和(自身を除く): 137292057

約数列:

[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1407, 2211, 5159, 12907, 15477, 38721, 90349, 141977, 271047, 425931, 864769, 993839, 2594307, 2981517, 6053383, 9512459, 18160149, 28537377, 66587213, 199761639]

約数ペア:

[(1, 199761639), (3, 66587213), (7, 28537377), (11, 18160149), (21, 9512459), (33, 6053383), (67, 2981517), (77, 2594307), (201, 993839), (231, 864769), (469, 425931), (737, 271047), (1407, 141977), (2211, 90349), (5159, 38721), (12907, 15477)]