287479836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1861}}^1$

素因数の和:2491

約数の個数: 72

約数和(自身を含む): 832299104

約数和(自身を除く): 544819268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 613, 1226, 1839, 1861, 2452, 3678, 3722, 4291, 5517, 5583, 7356, 7444, 8582, 11034, 11166, 12873, 13027, 16749, 17164, 22068, 22332, 25746, 26054, 33498, 38619, 39081, 51492, 52108, 66996, 77238, 78162, 117243, 154476, 156324, 234486, 468972, 1140793, 2281586, 3422379, 4563172, 6844758, 7985551, 10267137, 13689516, 15971102, 20534274, 23956653, 31942204, 41068548, 47913306, 71869959, 95826612, 143739918, 287479836]

約数ペア:

[(1, 287479836), (2, 143739918), (3, 95826612), (4, 71869959), (6, 47913306), (7, 41068548), (9, 31942204), (12, 23956653), (14, 20534274), (18, 15971102), (21, 13689516), (28, 10267137), (36, 7985551), (42, 6844758), (63, 4563172), (84, 3422379), (126, 2281586), (252, 1140793), (613, 468972), (1226, 234486), (1839, 156324), (1861, 154476), (2452, 117243), (3678, 78162), (3722, 77238), (4291, 66996), (5517, 52108), (5583, 51492), (7356, 39081), (7444, 38619), (8582, 33498), (11034, 26054), (11166, 25746), (12873, 22332), (13027, 22068), (16749, 17164)]