199428516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1291}}^1$

素因数の和:1921

約数の個数: 72

約数和(自身を含む): 577513664

約数和(自身を除く): 378085148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 613, 1226, 1291, 1839, 2452, 2582, 3678, 3873, 4291, 5164, 5517, 7356, 7746, 8582, 9037, 11034, 11619, 12873, 15492, 17164, 18074, 22068, 23238, 25746, 27111, 36148, 38619, 46476, 51492, 54222, 77238, 81333, 108444, 154476, 162666, 325332, 791383, 1582766, 2374149, 3165532, 4748298, 5539681, 7122447, 9496596, 11079362, 14244894, 16619043, 22158724, 28489788, 33238086, 49857129, 66476172, 99714258, 199428516]

約数ペア:

[(1, 199428516), (2, 99714258), (3, 66476172), (4, 49857129), (6, 33238086), (7, 28489788), (9, 22158724), (12, 16619043), (14, 14244894), (18, 11079362), (21, 9496596), (28, 7122447), (36, 5539681), (42, 4748298), (63, 3165532), (84, 2374149), (126, 1582766), (252, 791383), (613, 325332), (1226, 162666), (1291, 154476), (1839, 108444), (2452, 81333), (2582, 77238), (3678, 54222), (3873, 51492), (4291, 46476), (5164, 38619), (5517, 36148), (7356, 27111), (7746, 25746), (8582, 23238), (9037, 22068), (11034, 18074), (11619, 17164), (12873, 15492)]