7431975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 14798160

約数和(自身を除く): 7366185

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 67, 75, 85, 87, 145, 153, 201, 225, 255, 261, 335, 425, 435, 493, 603, 725, 765, 1005, 1139, 1275, 1305, 1479, 1675, 1943, 2175, 2465, 3015, 3417, 3825, 4437, 5025, 5695, 5829, 6525, 7395, 9715, 10251, 12325, 15075, 17085, 17487, 22185, 28475, 29145, 33031, 36975, 48575, 51255, 85425, 87435, 99093, 110925, 145725, 165155, 256275, 297279, 437175, 495465, 825775, 1486395, 2477325, 7431975]

約数ペア:

[(1, 7431975), (3, 2477325), (5, 1486395), (9, 825775), (15, 495465), (17, 437175), (25, 297279), (29, 256275), (45, 165155), (51, 145725), (67, 110925), (75, 99093), (85, 87435), (87, 85425), (145, 51255), (153, 48575), (201, 36975), (225, 33031), (255, 29145), (261, 28475), (335, 22185), (425, 17487), (435, 17085), (493, 15075), (603, 12325), (725, 10251), (765, 9715), (1005, 7395), (1139, 6525), (1275, 5829), (1305, 5695), (1479, 5025), (1675, 4437), (1943, 3825), (2175, 3417), (2465, 3015)]