1999402443

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5281}}^1$

素因数の和:5400

約数の個数: 48

約数和(自身を含む): 3164129280

約数和(自身を除く): 1164726837

約数列:

[1, 3, 9, 23, 31, 59, 69, 93, 177, 207, 279, 531, 713, 1357, 1829, 2139, 4071, 5281, 5487, 6417, 12213, 15843, 16461, 42067, 47529, 121463, 126201, 163711, 311579, 364389, 378603, 491133, 934737, 1093167, 1473399, 2804211, 3765353, 7166317, 9658949, 11296059, 21498951, 28976847, 33888177, 64496853, 86930541, 222155827, 666467481, 1999402443]

約数ペア:

[(1, 1999402443), (3, 666467481), (9, 222155827), (23, 86930541), (31, 64496853), (59, 33888177), (69, 28976847), (93, 21498951), (177, 11296059), (207, 9658949), (279, 7166317), (531, 3765353), (713, 2804211), (1357, 1473399), (1829, 1093167), (2139, 934737), (4071, 491133), (5281, 378603), (5487, 364389), (6417, 311579), (12213, 163711), (15843, 126201), (16461, 121463), (42067, 47529)]