172389438

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6637}}^1$

素因数の和:6698

約数の個数: 64

約数和(自身を含む): 423769920

約数和(自身を除く): 251380482

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 962, 999, 1443, 1998, 2886, 4329, 6637, 8658, 12987, 13274, 19911, 25974, 39822, 59733, 86281, 119466, 172562, 179199, 245569, 258843, 358398, 491138, 517686, 736707, 776529, 1473414, 1553058, 2210121, 2329587, 3192397, 4420242, 4659174, 6384794, 6630363, 9577191, 13260726, 19154382, 28731573, 57463146, 86194719, 172389438]

約数ペア:

[(1, 172389438), (2, 86194719), (3, 57463146), (6, 28731573), (9, 19154382), (13, 13260726), (18, 9577191), (26, 6630363), (27, 6384794), (37, 4659174), (39, 4420242), (54, 3192397), (74, 2329587), (78, 2210121), (111, 1553058), (117, 1473414), (222, 776529), (234, 736707), (333, 517686), (351, 491138), (481, 358398), (666, 258843), (702, 245569), (962, 179199), (999, 172562), (1443, 119466), (1998, 86281), (2886, 59733), (4329, 39822), (6637, 25974), (8658, 19911), (12987, 13274)]