67621245

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 110778624

約数和(自身を除く): 43157379

約数列:

[1, 3, 5, 15, 61, 183, 263, 281, 305, 789, 843, 915, 1315, 1405, 3945, 4215, 16043, 17141, 48129, 51423, 73903, 80215, 85705, 221709, 240645, 257115, 369515, 1108545, 4508083, 13524249, 22540415, 67621245]

約数ペア:

[(1, 67621245), (3, 22540415), (5, 13524249), (15, 4508083), (61, 1108545), (183, 369515), (263, 257115), (281, 240645), (305, 221709), (789, 85705), (843, 80215), (915, 73903), (1315, 51423), (1405, 48129), (3945, 17141), (4215, 16043)]