1217754005

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 1626972480

約数和(自身を除く): 409218475

約数列:

[1, 5, 13, 65, 83, 97, 169, 179, 415, 485, 845, 895, 1079, 1261, 2327, 5395, 6305, 8051, 11635, 14027, 14857, 16393, 17363, 30251, 40255, 70135, 74285, 81965, 86815, 104663, 151255, 193141, 225719, 523315, 965705, 1128595, 1360619, 1441129, 2510833, 2934347, 6803095, 7205645, 12554165, 14671735, 18734677, 93673385, 243550801, 1217754005]

約数ペア:

[(1, 1217754005), (5, 243550801), (13, 93673385), (65, 18734677), (83, 14671735), (97, 12554165), (169, 7205645), (179, 6803095), (415, 2934347), (485, 2510833), (845, 1441129), (895, 1360619), (1079, 1128595), (1261, 965705), (2327, 523315), (5395, 225719), (6305, 193141), (8051, 151255), (11635, 104663), (14027, 86815), (14857, 81965), (16393, 74285), (17363, 70135), (30251, 40255)]