156989385

素因数分解:

$3^2\times 5^1\times 7^4\times {\mathrm{1453}}^1$

素因数の和:1492

約数の個数: 60

約数和(自身を含む): 317667012

約数和(自身を除く): 160677627

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1453, 1715, 2205, 2401, 3087, 4359, 5145, 7203, 7265, 10171, 12005, 13077, 15435, 21609, 21795, 30513, 36015, 50855, 65385, 71197, 91539, 108045, 152565, 213591, 355985, 457695, 498379, 640773, 1067955, 1495137, 2491895, 3203865, 3488653, 4485411, 7475685, 10465959, 17443265, 22427055, 31397877, 52329795, 156989385]

約数ペア:

[(1, 156989385), (3, 52329795), (5, 31397877), (7, 22427055), (9, 17443265), (15, 10465959), (21, 7475685), (35, 4485411), (45, 3488653), (49, 3203865), (63, 2491895), (105, 1495137), (147, 1067955), (245, 640773), (315, 498379), (343, 457695), (441, 355985), (735, 213591), (1029, 152565), (1453, 108045), (1715, 91539), (2205, 71197), (2401, 65385), (3087, 50855), (4359, 36015), (5145, 30513), (7203, 21795), (7265, 21609), (10171, 15435), (12005, 13077)]