51987285

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 111628800

約数和(自身を除く): 59641515

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 45, 49, 63, 87, 105, 135, 145, 147, 189, 203, 245, 261, 271, 315, 435, 441, 609, 735, 783, 813, 945, 1015, 1305, 1323, 1355, 1421, 1827, 1897, 2205, 2439, 3045, 3915, 4065, 4263, 5481, 5691, 6615, 7105, 7317, 7859, 9135, 9485, 12195, 12789, 13279, 17073, 21315, 23577, 27405, 28455, 36585, 38367, 39295, 39837, 51219, 55013, 63945, 66395, 70731, 85365, 117885, 119511, 165039, 191835, 199185, 212193, 256095, 275065, 353655, 358533, 385091, 495117, 597555, 825195, 1060965, 1155273, 1485351, 1792665, 1925455, 2475585, 3465819, 5776365, 7426755, 10397457, 17329095, 51987285]

約数ペア:

[(1, 51987285), (3, 17329095), (5, 10397457), (7, 7426755), (9, 5776365), (15, 3465819), (21, 2475585), (27, 1925455), (29, 1792665), (35, 1485351), (45, 1155273), (49, 1060965), (63, 825195), (87, 597555), (105, 495117), (135, 385091), (145, 358533), (147, 353655), (189, 275065), (203, 256095), (245, 212193), (261, 199185), (271, 191835), (315, 165039), (435, 119511), (441, 117885), (609, 85365), (735, 70731), (783, 66395), (813, 63945), (945, 55013), (1015, 51219), (1305, 39837), (1323, 39295), (1355, 38367), (1421, 36585), (1827, 28455), (1897, 27405), (2205, 23577), (2439, 21315), (3045, 17073), (3915, 13279), (4065, 12789), (4263, 12195), (5481, 9485), (5691, 9135), (6615, 7859), (7105, 7317)]