47961225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:911

約数の個数: 72

約数和(自身を含む): 97493760

約数和(自身を除く): 49532535

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 195, 225, 247, 285, 325, 475, 585, 741, 855, 863, 975, 1235, 1425, 2223, 2589, 2925, 3705, 4275, 4315, 6175, 7767, 11115, 11219, 12945, 16397, 18525, 21575, 33657, 38835, 49191, 55575, 56095, 64725, 81985, 100971, 147573, 168285, 194175, 213161, 245955, 280475, 409925, 504855, 639483, 737865, 841425, 1065805, 1229775, 1918449, 2524275, 3197415, 3689325, 5329025, 9592245, 15987075, 47961225]

約数ペア:

[(1, 47961225), (3, 15987075), (5, 9592245), (9, 5329025), (13, 3689325), (15, 3197415), (19, 2524275), (25, 1918449), (39, 1229775), (45, 1065805), (57, 841425), (65, 737865), (75, 639483), (95, 504855), (117, 409925), (171, 280475), (195, 245955), (225, 213161), (247, 194175), (285, 168285), (325, 147573), (475, 100971), (585, 81985), (741, 64725), (855, 56095), (863, 55575), (975, 49191), (1235, 38835), (1425, 33657), (2223, 21575), (2589, 18525), (2925, 16397), (3705, 12945), (4275, 11219), (4315, 11115), (6175, 7767)]