42781365

素因数分解:

$3^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 84

約数和(自身を含む): 85476972

約数和(自身を除く): 42695607

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 97, 99, 121, 135, 165, 243, 291, 297, 363, 405, 485, 495, 605, 729, 873, 891, 1067, 1089, 1215, 1455, 1485, 1815, 2619, 2673, 3201, 3267, 3645, 4365, 4455, 5335, 5445, 7857, 8019, 9603, 9801, 11737, 13095, 13365, 16005, 16335, 23571, 28809, 29403, 35211, 39285, 40095, 48015, 49005, 58685, 70713, 86427, 88209, 105633, 117855, 144045, 147015, 176055, 259281, 316899, 353565, 432135, 441045, 528165, 777843, 950697, 1296405, 1584495, 2852091, 3889215, 4753485, 8556273, 14260455, 42781365]

約数ペア:

[(1, 42781365), (3, 14260455), (5, 8556273), (9, 4753485), (11, 3889215), (15, 2852091), (27, 1584495), (33, 1296405), (45, 950697), (55, 777843), (81, 528165), (97, 441045), (99, 432135), (121, 353565), (135, 316899), (165, 259281), (243, 176055), (291, 147015), (297, 144045), (363, 117855), (405, 105633), (485, 88209), (495, 86427), (605, 70713), (729, 58685), (873, 49005), (891, 48015), (1067, 40095), (1089, 39285), (1215, 35211), (1455, 29403), (1485, 28809), (1815, 23571), (2619, 16335), (2673, 16005), (3201, 13365), (3267, 13095), (3645, 11737), (4365, 9801), (4455, 9603), (5335, 8019), (5445, 7857)]