70897905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7129}}^1$

素因数の和:7170

約数の個数: 48

約数和(自身を含む): 140147280

約数和(自身を除く): 69249375

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 7129, 9945, 21387, 35645, 64161, 92677, 106935, 121193, 278031, 320805, 363579, 463385, 605965, 834093, 1090737, 1390155, 1575509, 1817895, 4170465, 4726527, 5453685, 7877545, 14179581, 23632635, 70897905]

約数ペア:

[(1, 70897905), (3, 23632635), (5, 14179581), (9, 7877545), (13, 5453685), (15, 4726527), (17, 4170465), (39, 1817895), (45, 1575509), (51, 1390155), (65, 1090737), (85, 834093), (117, 605965), (153, 463385), (195, 363579), (221, 320805), (255, 278031), (585, 121193), (663, 106935), (765, 92677), (1105, 64161), (1989, 35645), (3315, 21387), (7129, 9945)]