75019215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12791}}^1$

素因数の和:12839

約数の個数: 32

約数和(自身を含む): 132627456

約数和(自身を除く): 57608241

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 12791, 38373, 63955, 191865, 217447, 294193, 652341, 882579, 1087235, 1470965, 3261705, 4412895, 5001281, 15003843, 25006405, 75019215]

約数ペア:

[(1, 75019215), (3, 25006405), (5, 15003843), (15, 5001281), (17, 4412895), (23, 3261705), (51, 1470965), (69, 1087235), (85, 882579), (115, 652341), (255, 294193), (345, 217447), (391, 191865), (1173, 63955), (1955, 38373), (5865, 12791)]