1888723545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{1283}}^1$

素因数の和:1582

約数の個数: 64

約数和(自身を含む): 3354753024

約数和(自身を除く): 1466029479

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 251, 255, 345, 391, 753, 1173, 1255, 1283, 1955, 3765, 3849, 4267, 5773, 5865, 6415, 12801, 17319, 19245, 21335, 21811, 28865, 29509, 64005, 65433, 86595, 88527, 98141, 109055, 147545, 294423, 322033, 327165, 442635, 490705, 501653, 966099, 1472115, 1504959, 1610165, 2508265, 4830495, 5474561, 7406759, 7524795, 16423683, 22220277, 27372805, 37033795, 82118415, 111101385, 125914903, 377744709, 629574515, 1888723545]

約数ペア:

[(1, 1888723545), (3, 629574515), (5, 377744709), (15, 125914903), (17, 111101385), (23, 82118415), (51, 37033795), (69, 27372805), (85, 22220277), (115, 16423683), (251, 7524795), (255, 7406759), (345, 5474561), (391, 4830495), (753, 2508265), (1173, 1610165), (1255, 1504959), (1283, 1472115), (1955, 966099), (3765, 501653), (3849, 490705), (4267, 442635), (5773, 327165), (5865, 322033), (6415, 294423), (12801, 147545), (17319, 109055), (19245, 98141), (21335, 88527), (21811, 86595), (28865, 65433), (29509, 64005)]