128554398

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1709}}^1$

素因数の和:1926

約数の個数: 64

約数和(自身を含む): 328320000

約数和(自身を除く): 199765602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 199, 378, 398, 597, 1194, 1393, 1709, 1791, 2786, 3418, 3582, 4179, 5127, 5373, 8358, 10254, 10746, 11963, 12537, 15381, 23926, 25074, 30762, 35889, 37611, 46143, 71778, 75222, 92286, 107667, 215334, 323001, 340091, 646002, 680182, 1020273, 2040546, 2380637, 3060819, 4761274, 6121638, 7141911, 9182457, 14283822, 18364914, 21425733, 42851466, 64277199, 128554398]

約数ペア:

[(1, 128554398), (2, 64277199), (3, 42851466), (6, 21425733), (7, 18364914), (9, 14283822), (14, 9182457), (18, 7141911), (21, 6121638), (27, 4761274), (42, 3060819), (54, 2380637), (63, 2040546), (126, 1020273), (189, 680182), (199, 646002), (378, 340091), (398, 323001), (597, 215334), (1194, 107667), (1393, 92286), (1709, 75222), (1791, 71778), (2786, 46143), (3418, 37611), (3582, 35889), (4179, 30762), (5127, 25074), (5373, 23926), (8358, 15381), (10254, 12537), (10746, 11963)]