217921428

素因数分解:

$2^2\times 3^7\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:913

約数の個数: 96

約数和(自身を含む): 592368000

約数和(自身を除く): 374446572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 729, 783, 859, 972, 1044, 1458, 1566, 1718, 2187, 2349, 2577, 2916, 3132, 3436, 4374, 4698, 5154, 7047, 7731, 8748, 9396, 10308, 14094, 15462, 21141, 23193, 24911, 28188, 30924, 42282, 46386, 49822, 63423, 69579, 74733, 84564, 92772, 99644, 126846, 139158, 149466, 208737, 224199, 253692, 278316, 298932, 417474, 448398, 626211, 672597, 834948, 896796, 1252422, 1345194, 1878633, 2017791, 2504844, 2690388, 3757266, 4035582, 6053373, 7514532, 8071164, 12106746, 18160119, 24213492, 36320238, 54480357, 72640476, 108960714, 217921428]

約数ペア:

[(1, 217921428), (2, 108960714), (3, 72640476), (4, 54480357), (6, 36320238), (9, 24213492), (12, 18160119), (18, 12106746), (27, 8071164), (29, 7514532), (36, 6053373), (54, 4035582), (58, 3757266), (81, 2690388), (87, 2504844), (108, 2017791), (116, 1878633), (162, 1345194), (174, 1252422), (243, 896796), (261, 834948), (324, 672597), (348, 626211), (486, 448398), (522, 417474), (729, 298932), (783, 278316), (859, 253692), (972, 224199), (1044, 208737), (1458, 149466), (1566, 139158), (1718, 126846), (2187, 99644), (2349, 92772), (2577, 84564), (2916, 74733), (3132, 69579), (3436, 63423), (4374, 49822), (4698, 46386), (5154, 42282), (7047, 30924), (7731, 28188), (8748, 24911), (9396, 23193), (10308, 21141), (14094, 15462)]