198922948

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 425174400

約数和(自身を除く): 226251452

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 79, 98, 116, 158, 196, 203, 316, 406, 443, 553, 812, 886, 1106, 1421, 1772, 2212, 2291, 2842, 3101, 3871, 4582, 5684, 6202, 7742, 9164, 12404, 12847, 15484, 16037, 21707, 25694, 32074, 34997, 43414, 51388, 64148, 69994, 86828, 89929, 112259, 139988, 179858, 224518, 244979, 359716, 449036, 489958, 629503, 979916, 1014913, 1259006, 1714853, 2029826, 2518012, 3429706, 4059652, 6859412, 7104391, 14208782, 28417564, 49730737, 99461474, 198922948]

約数ペア:

[(1, 198922948), (2, 99461474), (4, 49730737), (7, 28417564), (14, 14208782), (28, 7104391), (29, 6859412), (49, 4059652), (58, 3429706), (79, 2518012), (98, 2029826), (116, 1714853), (158, 1259006), (196, 1014913), (203, 979916), (316, 629503), (406, 489958), (443, 449036), (553, 359716), (812, 244979), (886, 224518), (1106, 179858), (1421, 139988), (1772, 112259), (2212, 89929), (2291, 86828), (2842, 69994), (3101, 64148), (3871, 51388), (4582, 43414), (5684, 34997), (6202, 32074), (7742, 25694), (9164, 21707), (12404, 16037), (12847, 15484)]