221483556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{30307}}^1$

素因数の和:30353

約数の個数: 72

約数和(自身を含む): 661926720

約数和(自身を除く): 440443164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 30307, 60614, 90921, 121228, 181842, 212149, 272763, 363684, 424298, 545526, 636447, 848596, 878903, 1091052, 1272894, 1757806, 1909341, 2545788, 2636709, 3515612, 3818682, 5273418, 6152321, 7637364, 7910127, 10546836, 12304642, 15820254, 18456963, 24609284, 31640508, 36913926, 55370889, 73827852, 110741778, 221483556]

約数ペア:

[(1, 221483556), (2, 110741778), (3, 73827852), (4, 55370889), (6, 36913926), (7, 31640508), (9, 24609284), (12, 18456963), (14, 15820254), (18, 12304642), (21, 10546836), (28, 7910127), (29, 7637364), (36, 6152321), (42, 5273418), (58, 3818682), (63, 3515612), (84, 2636709), (87, 2545788), (116, 1909341), (126, 1757806), (174, 1272894), (203, 1091052), (252, 878903), (261, 848596), (348, 636447), (406, 545526), (522, 424298), (609, 363684), (812, 272763), (1044, 212149), (1218, 181842), (1827, 121228), (2436, 90921), (3654, 60614), (7308, 30307)]