198621396

素因数分解:

$2^2\times 3^5\times {\mathrm{127}}^1\times {\mathrm{1609}}^1$

素因数の和:1755

約数の個数: 72

約数和(自身を含む): 525091840

約数和(自身を除く): 326470444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 127, 162, 243, 254, 324, 381, 486, 508, 762, 972, 1143, 1524, 1609, 2286, 3218, 3429, 4572, 4827, 6436, 6858, 9654, 10287, 13716, 14481, 19308, 20574, 28962, 30861, 41148, 43443, 57924, 61722, 86886, 123444, 130329, 173772, 204343, 260658, 390987, 408686, 521316, 613029, 781974, 817372, 1226058, 1563948, 1839087, 2452116, 3678174, 5517261, 7356348, 11034522, 16551783, 22069044, 33103566, 49655349, 66207132, 99310698, 198621396]

約数ペア:

[(1, 198621396), (2, 99310698), (3, 66207132), (4, 49655349), (6, 33103566), (9, 22069044), (12, 16551783), (18, 11034522), (27, 7356348), (36, 5517261), (54, 3678174), (81, 2452116), (108, 1839087), (127, 1563948), (162, 1226058), (243, 817372), (254, 781974), (324, 613029), (381, 521316), (486, 408686), (508, 390987), (762, 260658), (972, 204343), (1143, 173772), (1524, 130329), (1609, 123444), (2286, 86886), (3218, 61722), (3429, 57924), (4572, 43443), (4827, 41148), (6436, 30861), (6858, 28962), (9654, 20574), (10287, 19308), (13716, 14481)]